Question

-13x+4x=-39+18x what is X??????

Answer 1

-13x+4x=-39+18x
-9x=18x-39
-27x=-39
x=39/27

Check answer:
-9(39/27)=-39+18(39/27)
-13=-13
Hope this helps.

Answer 2

X= 1.4
First, you combine like terms

-13x + 4x = -9x

Then you subtract 18x from each side so you can get -39 by itself

-9x -18x = -27x

Next you divide -27x by -27 and -39 by -27

-27/-27 = 1x

-39/-27 = 1.4

So X= 1.4