170=-5(9-7x)

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Solution for 170=-5(9-7x) equation:



170=-5(9-7x)
We move all terms to the left:
170-(-5(9-7x))=0
We add all the numbers together, and all the variables
-(-5(-7x+9))+170=0
We calculate terms in parentheses: -(-5(-7x+9)), so:
-5(-7x+9)
We multiply parentheses
35x-45
Back to the equation:
-(35x-45)
We get rid of parentheses
-35x+45+170=0
We add all the numbers together, and all the variables
-35x+215=0
We move all terms containing x to the left, all other terms to the right
-35x=-215
x=-215/-35
x=6+1/7

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