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13x=2x-55
We move all terms to the left:
13x-(2x-55)=0
We get rid of parentheses
13x-2x+55=0
We add all the numbers together, and all the variables
11x+55=0
We move all terms containing x to the left, all other terms to the right
11x=-55
x=-55/11
x=-5
| 130=0.5m=30 | | −2/5+2/3w=−32 | | 9=9-2(2x-8) | | 3-(x-6)=17 | | -7n+8=99 | | 4x+5x+9+180=180 |