A twelve inch candle and an eighteen inch candle are lit at six pm. The twelve inche candle burns . 5 inches every hour and the 18 inche candle burns 2 inches every hour at what time will the two candles be the same height?
7,231 divided by 24 is?
Find f(2) if f(x) = 2x + 1. Plz help
A)
3
B)
5
C)
7
D)
9
Answer:
B) [tex]f(2)=5[/tex]
Step-by-step explanation:
1. Write the function given:
[tex]f(x)=2x+1[/tex]
2. Find f(2) means to evaluate the function when x=2, so you need to replace x with the number 2, that is:
Replacing x with the number 2:
[tex]f(2)=2*(2)+1[/tex]
Multypling numbers:
[tex]f(2)=4+1[/tex]
Adding the numbers:
[tex]f(2)=5[/tex]
Therefore the answer is B) 5
convert 86,000 cm to km. Show all of your work
Solve the system of equations by substitution.
x + y =
x + 7y = 8
6 times the sum of a number t and 5 is s
The verbal statement '6 times the sum of a number t and 5 is s' is translated into the algebraic equation 6(t + 5) = s, which is a linear equation used to solve for either t or s.
Explanation:The student's question involves creating an algebraic equation from a verbal statement. In this case, the expression '6 times the sum of a number t and 5 is s' can be translated into an algebraic equation. To do so, we first represent the sum of the number t and 5 as (t + 5). We then multiply this sum by 6 to represent '6 times the sum', which gives us the equation 6(t + 5) = s.
This equation allows us to solve for the number t when s is known, or vice versa. It is a basic linear equation that can be used in various mathematical problems to determine the value of s given a specific t, or to find t when s is known.
44x10 to the power of 4
An organisation has a monthly budget of x dollars. Every month $2,070 is spent on salaries. One-fourth of the remaining budget is spent on monthly activities.
Which function can be used to find the amount in dollars spent on monthly activities?
Please help. Not hard I just don't understand. Thanks
Answer:D
Step-by-step explanation:
X is the budget
So you already know you have to subtract 2070 for salaries then 1/4 of that that is the answer the only way that can be expressed is by D
The function that can be used to find the amount in dollars spent on monthly activities is D. f(x) = x-2070 / 4
Monthly budget of the organization = x
Amount spent on salaries = 2070
Amount spent on monthly activities will be calculated thus:
= 1/4 × (x - 2070)
= (x - 2070) /4
Therefore, for the information and the calculation given above, it can be inferred that the correct option that suits the expression will be D.
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Write 70 in prime factor form
an auto transport truck holds 12 cars. A car dealer plans to bring in 1006 new cars in June and July. if an auto transport truck is filled for each delivery, except for the last one, how many full truckloads are needed and how many cars will be in the last truck?
divide 1006 by 12
1006 / 12 = 83.833
so 83 full trucks
83 *12 = 996
1006-996 = 10 cars will be on the last truck
To transport 1006 cars, 84 full truckloads are needed, with 10 cars in the last truck.
Explanation:To calculate the number of full truckloads needed, we divide the total number of cars (1006) by the number of cars a truck can hold (12).
1006 / 12 = 83.83...
Since we can't have a fraction of a truckload, we round up to the nearest whole number.
Therefore, we need 84 full truckloads.
To find the number of cars in the last truck, we subtract the number of cars in the full truckloads from the total number of cars.
1006 - (83 * 12) = 1006 - 996 = 10
So, the last truck will have 10 cars.
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Do you agree or disagree with the statement: "A rise of -7°C" means "a fall of 7°C"? Explain.
Mr. Jansen is building an ice rink in his backyard that will measure 8.4 meters by 22 meters. What is the area of the rink?
The area of the rink is 184.8 m²
Further ExplanationFrom the problem above we know the measurement of the ice rink is
22 x 8.4 m
to calculate the area = length x width
= 22 x 8.4
Here is how to solve the decimal multiplication, we are going to multiply them as a whole number. The different is the placement of the decimal point in the answer. Using the standard algorithm method, the calculation would be:
22 ⇒ whole number (no decimal place)
8.4 x ⇒ 1 decimal place
88
176 +
184.8 ⇒ 1 decimal place
The first factor 22 doesn't decimal place
The second factor 8.4 has one decimal place
The result will has one decimal place (0+1=1)
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Keywords: multiplication, decimal multiplication, two digits number additional, additional, area, measurement
A tortoise is walking in the desert. It takes
4
minutes to walk
6.4
meters. What is its speed?
Estimating division 83 into 235
15 points!
What is the equation of this graphed line?
Enter your answer in slope-intercept form in the box.
Answer:
[tex]y=2x+2[/tex]
Step-by-step explanation:
step 1
Find the slope
The formula to calculate the slope between two points is equal to
[tex]m=\frac{y2-y1}{x2-x1}[/tex]
we have
[tex]A(-4,-6)\ B(2,6)[/tex]
Substitute the values
[tex]m=\frac{6+6}{2+4}[/tex]
[tex]m=\frac{12}{6}=2[/tex]
step 2
we know that
The equation of the line into slope intercept form is equal to
[tex]y=mx+b[/tex]
we have
[tex]m=2[/tex]
[tex]B(2,6)[/tex]
substitute and solve for b
[tex]y=mx+b[/tex] ------> [tex]6=(2*2)+b[/tex]
[tex]6=4+b[/tex]
[tex]b=2[/tex]
The equation of the line is equal to
[tex]y=2x+2[/tex]
round 241,63 to the nearest thousand
1. Do you agree with Alex's choice of jobs? Why or why not? (1 point)
Determine the time needed to deliver 72 papers at a rate of nine papers in 18 minutes
Why do plants produce bright, colorful flowers and structures designed to disperse their seeds?
solve the equation for y
-4 ( y - 2 ) = -8
y = ??
to rent a bike for 3 hours it costs $12. for 5 hours it costs $20. a) write an equation that models the cost of a bike rental as a function of hours rented. b) how much will it cost to rent a bike for 1 hour?
A stack of 8 books weighs 9.6 pounds. If each book weighs the same amount, how much does each book weigh?
What is the answer to this equation 42 =7(z-3)
HELP YOU ONLY HAVE TO ANSWER 1 BUT YOU CAN DO ALL IF YOU WANT
1. Kim's age is twice that of her sister. When you add Kim's age to her sister's age, you get 36. How old is each sister?
(a) Write an equation that represents the situation. Explain any variable used.
(b) Solve the equation from Part (a). Show your work. State your solution as a complete sentence.
2. Solve each given equation and show your work. Tell whether it has one solution, an infinite number of solutions, or no solutions, and identify each equation as an identity, a contradiction, or neither.
(a) 6x + 4x - 6 = 24 + 9x
(b) 25 - 4x = 15 - 3x + 10 - x
(c) 4x + 8 = 2x + 7 + 2x - 20
3. At a bargain store, Tanya bought 3 items that each cost the same amount. Tony bought 4 items that each cost the same amount, but each was $2.25 less than the items that Tanya bought. Both Tanya and Tony paid the same amount of money. What was the individual cost of each person's items?
(a) Write an equation. Let x represent the cost of one of Tanya's items.
(b) Solve the equation. Show your work.
(c) Check your solution. Show your work.
(d) State the solution in complete sentences.
Which shows how we could find the area of a rug that is 6 ft on one side and 3 1/2 ft on the other side?
6 + 3 1/2
(6 x 3) + (6 x 2)
(6 x 1) + (6 x 3)
(6 x 3) + (6 x 1/2)
The area of a rectangular rug given the dimensions 6ft by 3.5ft can be calculated by multiplying these measurements. The correct mathematical expression representing this concept is 6 x 3.5. When performed, it results in an area of 21 square feet.
Explanation:To find the area of a rectangular rug, you need to multiply the rug's length by its width. Given that the rug is 6 ft on one side and 3.5 ft on the other side, you would multiply 6 ft by 3.5 ft.
So, the correct mathematical expression to find the area of the rug is 6 x 3.5.
To perform the multiplication, you would do:
Multiply the whole number part of 3.5 (which is 3) by 6, which gives you 18.Multiply the fractional part of 3.5 (which is 0.5) by 6, which gives you 3.Add those two results together (18 + 3) to get the total area of the rug: 21 square feet.Learn more about Area of a Rectangle here:https://brainly.com/question/15218510
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find the value of x. the diagram is not to scale.
opposite angles are equal so where the 110 is outside the triangle, it is also 110 inside the triangle.
the 3 angles need to = 180
so you have 110 + 57 = 167
x = 180-167 = 13
x = 13
If 1/72x=1/9 then what does 96/x equal???
mia's garden is in the shape of a rectangle that measures about 29 meters long and 25 meters wide. what is the distance around mia's garden?
26,000 rounded to NEAREST ten thousand
The value after rounding 26,000 to its nearest ten thousands is 30,000.
Given,
26,000
We need to round to its nearest ten thousands.
What is the place value of a number?Example:
235678
8 - ones
7 - tens
6 - hundreds
5 - thousands
3 - ten thousands
2 - hundred thousands
Round 26,000 to its nearest ten thousand.
26,000
2 is in ten thousands place value.
So we need to round either to 20,000 or 30,000.
Since 26000 > 2499 we will round to 30,000.
= 30,000
Thus 30,000 is our answer.
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The diameter of a circle is the same length as the side of a square . The perimeter of the square is 16 cm . Find the diameter of the circle . Then find the circumference of the circle in terms pie?