Simplify the expression 21b4 - 3b I need an answer right away

Estevan walks to school he usually stays on the sidewalk but today he cut through the park how much shorter did he walk today than usual round to the nearest foot

If you have $.50 on your debit card can you buy a wheelbarrow yes or no

The length of a rectangle is 5 inches shorter than 3 times the width. Which expression represents the length of the rectangle in terms of the width, w?

Which ordor pairs in the form of (r, y) are solutions to the question4 or minus 5Y equals 24

The school pool needs to be refilled after emptying it for winter cleaning. Water flowing through both a small pipe and large pipe can fill the pool in 7 hours. Water flowing through the small pipe alone can fill the tank in 18 hours.

What is fifteen plus B

The size of a bicycle is determined by the diameter of the wheel. you want a 24-in bicycle for christmas. what is the circumference of one of the wheels?

Solve the following equation 1) 2c + c + 12 = 78

Use the rewritten formula to find the width of a rectangle with an area of 42 square inches and a length of 16.8 inches.

Divide - 20.40 and - 4