What value of x makes this equation true - 2x + 3 = - 15

Triangle A is a scaled version of triangle B. The dimensions of triangle B are three times the dimensions of triangle A. The area of triangle B is 162 sq cm. What is the area of triangle A? A. 81 sq cm B. 54 sq cm C. 36 sq cm D. 18 sq cm

4 equivalent expressions for 32+48

If you doubled the base and height of the previous painting, what would the new area be?

One solution contains 2 parts salt to 8 parts water, and another contains 3 parts salt to 5 parts water. How much of each should be mixed together in order to obtain 280 quarts of a solution that is 3 parts salt to 7 parts water?

Solve the following proble 1. 3a + 1 = a + 9

Which of the following is an example of an equation? 2m + 1 x + 7 9 - X + 7 X-8 = 12

Solve the equation. - 5x + 2 = 67 A) x = 13 B) x = - 13 C) x = 69 / 5 D) x = - 69/5

Mr. Li has a bag of Skittles. There are 5 blue Skittles, 3 red Skittles, and 12 yellow Skittles. What is the probability of pulling out a blue Skittle? Express your answer as a simplified fraction. BONUS: What is your answer as a percent?

Sarah and Emmaree put on just dance. After school. When they started, it was 4:45pm and they danced until 5:30pm how many degrees does the minute hand turn by the time they stop dancing?

A gigameter is 1.0*10^16 kilometers. How many square kilometers are in 5 square gigameters? Write your answer in scientific notation.