20. The side of a square is 2x + 8 inches long. The perimeter of the square

is 20 + 8 inches. What is the side length of the square in inches?

Identify the property used in this equation: (-2) + 6 + 1 = 1 + 6 + (-2)

Cathy did a survey in four bird parks and wrote the following observations: Bird Park Survey Park Number of Green Birds Total Number of Birds P 18 82 Q 39 88 R 38 64 S 22 50 Based on the survey, which park had the greatest percentage of green birds?

Suppose you are committed to owning a $200,000 Ferrari. If you believe your mutual fund can achieve an annual return of 10.

For a group of objects made of the same material, the weight of an object varies directly with its volume. if an object that has a volume of 20 cubic inches weighs 28 ounces, what is the constant of variation?

Write 4-6x/3 as a sum or difference

If a = 3, b = 1, and c = -1, what does (b + c) - (c-a) equal? 4. F. G. 3 H. 0 J. - 2 K. - 4

A chef uses 3/3/4 pounds of semolina flour

13. Solve for s. 2 (s + 7) = 12

How to solve 4p (q-1) + q (1-p)

How to calculate the percentage difference between two numbers?