7(1+9v)-8(-5v-6)=

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Solution for 7(1+9v)-8(-5v-6)= equation:


Simplifying
7(1 + 9v) + -8(-5v + -6) = 0
(1 * 7 + 9v * 7) + -8(-5v + -6) = 0
(7 + 63v) + -8(-5v + -6) = 0

Reorder the terms:
7 + 63v + -8(-6 + -5v) = 0
7 + 63v + (-6 * -8 + -5v * -8) = 0
7 + 63v + (48 + 40v) = 0

Reorder the terms:
7 + 48 + 63v + 40v = 0

Combine like terms: 7 + 48 = 55
55 + 63v + 40v = 0

Combine like terms: 63v + 40v = 103v
55 + 103v = 0

Solving
55 + 103v = 0

Solving for variable 'v'.

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

Add '-55' to each side of the equation.
55 + -55 + 103v = 0 + -55

Combine like terms: 55 + -55 = 0
0 + 103v = 0 + -55
103v = 0 + -55

Combine like terms: 0 + -55 = -55
103v = -55

Divide each side by '103'.
v = -0.5339805825

Simplifying
v = -0.5339805825

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