5v+7(4-3v)=-8v-20

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Solution for 5v+7(4-3v)=-8v-20 equation:


Simplifying
5v + 7(4 + -3v) = -8v + -20
5v + (4 * 7 + -3v * 7) = -8v + -20
5v + (28 + -21v) = -8v + -20

Reorder the terms:
28 + 5v + -21v = -8v + -20

Combine like terms: 5v + -21v = -16v
28 + -16v = -8v + -20

Reorder the terms:
28 + -16v = -20 + -8v

Solving
28 + -16v = -20 + -8v

Solving for variable 'v'.

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

Add '8v' to each side of the equation.
28 + -16v + 8v = -20 + -8v + 8v

Combine like terms: -16v + 8v = -8v
28 + -8v = -20 + -8v + 8v

Combine like terms: -8v + 8v = 0
28 + -8v = -20 + 0
28 + -8v = -20

Add '-28' to each side of the equation.
28 + -28 + -8v = -20 + -28

Combine like terms: 28 + -28 = 0
0 + -8v = -20 + -28
-8v = -20 + -28

Combine like terms: -20 + -28 = -48
-8v = -48

Divide each side by '-8'.
v = 6

Simplifying
v = 6

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