The phone company charges $15.00 per month for a local line plus $0.06 per call. how many calls were made if the bill was $22.50? note: use a variable to solve story problems

The lengths (in meters) of two sides of a regular triangle are represented by the expressions 3x-5 and x+9. Find the length of a side of the triangle

The volume of the cylinder shown is 14,524 cubic meters. What is the radius of the base? Use 3.14 to approximate pi. Round your answer to the nearest whole number.

Dan spends 14 of his wages on rent and 23 on food. If he makes £264 per week, how much money does he have left?

At midnight the temperature was - 8 degree F. At noon the Temperature was 23 degrees F. Which expression represents the increase in temperature?

4.1 as a mixed number

What is 3.98 X10 raise to power 10 In standard form

What is the value of - 9r - 7 when r = 2? -25 -18 11 45

If a square + b square + c square minus ab minus bc minus ca equals to zero, prove that A equals to B equal to C

Miriam makes 4 prize bags that each have 5 miniature toys and 4 healthy snacks. Luz has the same number of total items in the prize bags she is making, but she has a total of 3 prize bags. Luz has 6 miniature toys in each of her treat bag.

Simplify the expression (24:3) * 5-6+2*7-3