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1.2x=-x+30
We move all terms to the left:
1.2x-(-x+30)=0
We add all the numbers together, and all the variables
1.2x-(-1x+30)=0
We get rid of parentheses
1.2x+1x-30=0
We add all the numbers together, and all the variables
2.2x-30=0
We move all terms containing x to the left, all other terms to the right
2.2x=30
x=30/2.2
x=13+1/1.5714285714286
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