100=-5(7+5v)-2v

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Solution for 100=-5(7+5v)-2v equation:



100=-5(7+5v)-2v
We move all terms to the left:
100-(-5(7+5v)-2v)=0
We add all the numbers together, and all the variables
-(-5(5v+7)-2v)+100=0
We calculate terms in parentheses: -(-5(5v+7)-2v), so:
-5(5v+7)-2v
We add all the numbers together, and all the variables
-2v-5(5v+7)
We multiply parentheses
-2v-25v-35
We add all the numbers together, and all the variables
-27v-35
Back to the equation:
-(-27v-35)
We get rid of parentheses
27v+35+100=0
We add all the numbers together, and all the variables
27v+135=0
We move all terms containing v to the left, all other terms to the right
27v=-135
v=-135/27
v=-5

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