Twice the sum of 10 and a number decreased by four is 32. Write an equation and solve

Solve the inequality |5x+5|<25

According to data from the U. S. Department of Education, the average cost y of tuition and fees at public four-year institutions in year x is approximated by the equation y = 0.024x * - 0.87x + 9.6x² + 97.2x + 2196 where x = 0 corresponds to 1990.

80 is 1/10 of ... what? Having trouble with this kind of math problem.

According to the National Center for Health Statistics, in 1990, 28 % of babies in the United States were born to parents who were not married. Throughout the 1990s, this increased by approximately 0.6% per year.

Which number has a 2 in position where it represents 10 times as much as the 2 in 4,523 a. 241 d. 612 c. 928 b. 2,175

Tim bought 2 pounds of apples for $0.50 per pound. He also bought 1.5 pounds of cookies for $2.10 per pound. Tim gave the cashier $10 for the apples and cookies. How much change did he receive?

What is the answer to 6x2 + 7x + 1

Answer add 9 to 5 times b?

A rectangle's length is 3/5 and its area 1/2 square inch. What is the perimeter?

What is 2.8 in expanded form