7(-5v-8)-4(v+1)=18

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Solution for 7(-5v-8)-4(v+1)=18 equation:


Simplifying
7(-5v + -8) + -4(v + 1) = 18

Reorder the terms:
7(-8 + -5v) + -4(v + 1) = 18
(-8 * 7 + -5v * 7) + -4(v + 1) = 18
(-56 + -35v) + -4(v + 1) = 18

Reorder the terms:
-56 + -35v + -4(1 + v) = 18
-56 + -35v + (1 * -4 + v * -4) = 18
-56 + -35v + (-4 + -4v) = 18

Reorder the terms:
-56 + -4 + -35v + -4v = 18

Combine like terms: -56 + -4 = -60
-60 + -35v + -4v = 18

Combine like terms: -35v + -4v = -39v
-60 + -39v = 18

Solving
-60 + -39v = 18

Solving for variable 'v'.

Move all terms containing v to the left, all other terms to the right.

Add '60' to each side of the equation.
-60 + 60 + -39v = 18 + 60

Combine like terms: -60 + 60 = 0
0 + -39v = 18 + 60
-39v = 18 + 60

Combine like terms: 18 + 60 = 78
-39v = 78

Divide each side by '-39'.
v = -2

Simplifying
v = -2

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