SOLUTION: 9(x-7+8)-2x+8

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: 9(x-7+8)-2x+8      Log On


   

Question 42810: 9(x-7+8)-2x+8
Answer by vihits13(20) About Me  (Show Source):
You can put this solution on YOUR website!
use distributive property and multiply (x-7+8) by 9.
9(x-7+8)= 9x-63+72
now just subtract (2x+8) from (9x-63+72)
(9x-63+72)-(2x+8)= (7x+9-8)= 7x+1