Solve for x in the equation x squared 20 x 100 = 36. X = â€""16 or x = â€""4 x = â€""10 x = â€""8 x = 4 or x = 16.

Use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2 + 9 = −26 −3 − 7 = 13