X + 10% of x = 55kg (Ans: 50kg) (Please tell me how to solve this step-by-step)

Turner's mom measured his room to see how long the wallpaper border needed to be. if two walls are 15 feet long and two walls are 12 feet long, how long should the strip of border be cut?

Select the quadratic that has root x = 8 and x = -5

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0