43=2(3+7v)-(7-8v)

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Solution for 43=2(3+7v)-(7-8v) equation:


Simplifying
43 = 2(3 + 7v) + -1(7 + -8v)
43 = (3 * 2 + 7v * 2) + -1(7 + -8v)
43 = (6 + 14v) + -1(7 + -8v)
43 = 6 + 14v + (7 * -1 + -8v * -1)
43 = 6 + 14v + (-7 + 8v)

Reorder the terms:
43 = 6 + -7 + 14v + 8v

Combine like terms: 6 + -7 = -1
43 = -1 + 14v + 8v

Combine like terms: 14v + 8v = 22v
43 = -1 + 22v

Solving
43 = -1 + 22v

Solving for variable 'v'.

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

Add '-22v' to each side of the equation.
43 + -22v = -1 + 22v + -22v

Combine like terms: 22v + -22v = 0
43 + -22v = -1 + 0
43 + -22v = -1

Add '-43' to each side of the equation.
43 + -43 + -22v = -1 + -43

Combine like terms: 43 + -43 = 0
0 + -22v = -1 + -43
-22v = -1 + -43

Combine like terms: -1 + -43 = -44
-22v = -44

Divide each side by '-22'.
v = 2

Simplifying
v = 2

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