( 2.a - b + c ) ^ 2
25/v^2 - 10/v + 1

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Ineed to know the answer to this algebra question.