The sum of 2 and a number is 7. Write and solve an equation to find the missing number.

Find the volume of the triangular prism described below. The base is a 45°-45°-90° triangle with a leg of 8 in. The height is 1.8 in.

Solve this system of linear equations. Separate the x - and y-values with a comma. -9x = 16 - y 12x = - 5 - y

Heather earns 41 dollars per week working part-time at a book store. She makes one dollar more for each book that she sells. The amount, A (in dollars), that Heather earns in a week if she sells b books is given by the following.

1 whole minus 1 thirds

what percent of 88 is 88

A seed company planted a floral mosaic of a national flag. The perimeter of the flag is 500 feet. Determine the flag's length and width of the length is 70 feet greater than the width.

What is the anwser to what is 1/10of 200

2/9 of a number is 12

Which number is the smallest? 0.01010 0.00101 0.00100 0.01100

Solve 6-7+3 (-11+5) (-11+5) - 5