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-4.5=-0.5(x+-7.1)
We move all terms to the left:
-4.5-(-0.5(x+-7.1))=0
We add all the numbers together, and all the variables
-(-0.5(x-7.1))-4.5=0
We calculate terms in parentheses: -(-0.5(x-7.1)), so:We get rid of parentheses
-0.5(x-7.1)
We multiply parentheses
-0.5x+3.55
Back to the equation:
-(-0.5x+3.55)
0.5x-3.55-4.5=0
We add all the numbers together, and all the variables
0.5x-8.05=0
We move all terms containing x to the left, all other terms to the right
0.5x=8.05
x=8.05/0.5
x=16+0.05/0.5
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