6) In this figure, each circle has a radius of 2 inches. What is the area of the portion outside the circles but inside the square? A) 26.8 sq. in
B) 30.9 sq. in.
C) 110.5 sq. in
D) 113.1 sq. in.

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2

For the following equations, find the ratio of a to b. be sure to show all of your work. a. 3a = 6b b. 15a = 5b