7(2v+1)-3(9v+2)=40

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Solution for 7(2v+1)-3(9v+2)=40 equation:


Simplifying
7(2v + 1) + -3(9v + 2) = 40

Reorder the terms:
7(1 + 2v) + -3(9v + 2) = 40
(1 * 7 + 2v * 7) + -3(9v + 2) = 40
(7 + 14v) + -3(9v + 2) = 40

Reorder the terms:
7 + 14v + -3(2 + 9v) = 40
7 + 14v + (2 * -3 + 9v * -3) = 40
7 + 14v + (-6 + -27v) = 40

Reorder the terms:
7 + -6 + 14v + -27v = 40

Combine like terms: 7 + -6 = 1
1 + 14v + -27v = 40

Combine like terms: 14v + -27v = -13v
1 + -13v = 40

Solving
1 + -13v = 40

Solving for variable 'v'.

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

Add '-1' to each side of the equation.
1 + -1 + -13v = 40 + -1

Combine like terms: 1 + -1 = 0
0 + -13v = 40 + -1
-13v = 40 + -1

Combine like terms: 40 + -1 = 39
-13v = 39

Divide each side by '-13'.
v = -3

Simplifying
v = -3

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