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150=8.40x
We move all terms to the left:
150-(8.40x)=0
We add all the numbers together, and all the variables
-(+8.40x)+150=0
We get rid of parentheses
-8.40x+150=0
We add all the numbers together, and all the variables
-8.4x+150=0
We move all terms containing x to the left, all other terms to the right
-8.4x=-150
x=-150/-8.4
x=17+6/7.0000000000001
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