(7u+10)-(3u-12)=0

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Solution for (7u+10)-(3u-12)=0 equation:


Simplifying
(7u + 10) + -1(3u + -12) = 0

Reorder the terms:
(10 + 7u) + -1(3u + -12) = 0

Remove parenthesis around (10 + 7u)
10 + 7u + -1(3u + -12) = 0

Reorder the terms:
10 + 7u + -1(-12 + 3u) = 0
10 + 7u + (-12 * -1 + 3u * -1) = 0
10 + 7u + (12 + -3u) = 0

Reorder the terms:
10 + 12 + 7u + -3u = 0

Combine like terms: 10 + 12 = 22
22 + 7u + -3u = 0

Combine like terms: 7u + -3u = 4u
22 + 4u = 0

Solving
22 + 4u = 0

Solving for variable 'u'.

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

Add '-22' to each side of the equation.
22 + -22 + 4u = 0 + -22

Combine like terms: 22 + -22 = 0
0 + 4u = 0 + -22
4u = 0 + -22

Combine like terms: 0 + -22 = -22
4u = -22

Divide each side by '4'.
u = -5.5

Simplifying
u = -5.5

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