A company makes square poster frames whose sides are integer lengths. Select all

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

What should be done to both sides of the equation in order to solve -5m = -40? a) multiply by -5. b) divide by -5. c) multiply by -40. d) divide by -40.

Find the solution on the interval [0, 2pi)