The number 3.14 is a rounded value of the mathematical quantity pi. If you replace 3.14 with pi what is the exact formula for the circumference in terms of the diameter d and in terms of the radius, r?

1 - x = 8 what do you do if there is no number by the x?

Name two integers whose product is negative.

A system of equation has no solutions. If y=8x+7 is one of the equation, which could be the other equation

Margin has four books to read for homework this week. if he reads 2/3 of a book each night. how many nights will it take him to read all four books

A model that shows 2/5 divided by 1/3

How many solutions are there to the following system of equations? 4x - 8y = 0 -3x + 8y = - 7

A cube tank has a side length of 12 inches. what is the surface area of the fish tank, including the base lid?

What is 4x divied by 13

1.7 yard long and 14/5 yard long which one longer

Sandy is Working with a carpenter to frame a house. They are using 8 foot long boards, but each board must be cut to be 7 feet, 10 3/4 inches long. How much is cut off each board? a. 3/4 b. 1 1/4 c. 1 3/4 d. 7