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4.7=-4+x
We move all terms to the left:
4.7-(-4+x)=0
We add all the numbers together, and all the variables
-(x-4)+4.7=0
We get rid of parentheses
-x+4+4.7=0
We add all the numbers together, and all the variables
-1x+8.7=0
We move all terms containing x to the left, all other terms to the right
-x=-8.7
x=-8.7/-1
x=8+0.7/1
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