Find the sum

12x^2+9x^2

Chang and Carlotta solve this problem in two different ways. You have $50 in your bank account. You make $8 per hour mowing lawns.

Toni can carry up to 18 1b in her backpack. Her lunch weighs 1 1b, her gym clothes weigh 2 1b, and her books (b) weigh 3 1b each. How many books can she carry in her backpack?

What is 10 divided by 5/8

a carton of ice cream holds 8 3/4 cups of ice cream is 1 2/3 cups. which expression represents how many servings of ice cream are in the carton?

Two objects are moving along separate linear paths where each path is described by position, d, and time, t. The variable d is measured in meters, and the variable t is measured in seconds.

A recipe for quinoa no calls for 2 and 2/3 cups of milk Connor wants to make four batches of quinoa how much milk does he need

A rental car agency charges a flat fee of $139.00 plus $30.00 per day to rent a certain car. Another agency charges a fee of $13.00 plus $51.00 per day to rent the same car. Find the number of days for which the costs are the same.

How to find the radius of square that tells you length, width, and height.

Ruben has two congruent wooden dowels. He cuts one dowel in two in order to have three pieces to make a triangle. Explain why, despite having three sides, Ruben will not be able to make a triangle with his three pieces.

If John has 13 more Apple than jake and Mary has 26 less that jake and all together they have 236 apples how many Apple does each person have