A circle has a diameter of 20 inches, find the exact area, and find an approximate area using pie _=3.14

Given g (x) = 2x+3 and h (x) = 4x-5 find g (2) h (2) g (2) + h (2)

How do I solve x+y=-5 using y=mx+b

2/25 covered to a percentage

2.) You are buying gifts for 10 people. You decide to buy each person either a CD or a DVD. A CD costs $12 and a DVD costs $20. a. Let c = the number of CDs you decide to buy. Write an expression in terms of c for the number of DVDs you buy. b.

The top of a skyscraper is 344 meters above sea level, while the top of an underwater mountain is 180 meters below sea level.

Is five and + 20 equals 0.5 parentheses 10+40 parentheses equivalent

What adds to - 9, and multiplies to - 70?

What are the steps to do this problem: 5 liters per min is how many liters per hour?

What is the product in lowest terms? -512⋅813 -2039 -1039 -539 325

What is the value of n? n/-3 - 2 = - 18