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x=30000-1.2x
We move all terms to the left:
x-(30000-1.2x)=0
We add all the numbers together, and all the variables
x-(-1.2x+30000)=0
We get rid of parentheses
x+1.2x-30000=0
We add all the numbers together, and all the variables
2.2x-30000=0
We move all terms containing x to the left, all other terms to the right
2.2x=30000
x=30000/2.2
x=13636+0.79999999999927/2.2
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