SOLUTION: 5x-8=-8(10+x)

Algebra ->  Equations -> SOLUTION: 5x-8=-8(10+x)      Log On


   

Question 514708: 5x-8=-8(10+x)
Found 2 solutions by jim_thompson5910, umail08:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
5x-8=-8%2810%2Bx%29 Start with the given equation.


5x-8=-80-8x Distribute.


5x=-80-8x%2B8 Add 8 to both sides.


5x%2B8x=-80%2B8 Add 8x to both sides.


13x=-80%2B8 Combine like terms on the left side.


13x=-72 Combine like terms on the right side.


x=%28-72%29%2F%2813%29 Divide both sides by 13 to isolate x.


----------------------------------------------------------------------

Answer:

So the solution is x=-72%2F13

Answer by umail08(87) About Me  (Show Source):
You can put this solution on YOUR website!
5x-8=-8(10+x)
5x-8=-80-8x
5x-8+8=-80+8-8x
5x=-72-8x
5x+8x=-72-8x+8x
13x=-72
13x/13 = -72/13
x=-5 7/13