(9v-8w)-(8v-9w)=

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Solution for (9v-8w)-(8v-9w)= equation:


Simplifying
(9v + -8w) + -1(8v + -9w) = 0

Remove parenthesis around (9v + -8w)
9v + -8w + -1(8v + -9w) = 0
9v + -8w + (8v * -1 + -9w * -1) = 0
9v + -8w + (-8v + 9w) = 0

Reorder the terms:
9v + -8v + -8w + 9w = 0

Combine like terms: 9v + -8v = 1v
1v + -8w + 9w = 0

Combine like terms: -8w + 9w = 1w
1v + 1w = 0

Solving
1v + 1w = 0

Solving for variable 'v'.

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

Add '-1w' to each side of the equation.
1v + 1w + -1w = 0 + -1w

Combine like terms: 1w + -1w = 0
1v + 0 = 0 + -1w
1v = 0 + -1w
Remove the zero:
1v = -1w

Divide each side by '1'.
v = -1w

Simplifying
v = -1w

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