3u+4(u+4)=-12

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Solution for 3u+4(u+4)=-12 equation:


Simplifying
3u + 4(u + 4) = -12

Reorder the terms:
3u + 4(4 + u) = -12
3u + (4 * 4 + u * 4) = -12
3u + (16 + 4u) = -12

Reorder the terms:
16 + 3u + 4u = -12

Combine like terms: 3u + 4u = 7u
16 + 7u = -12

Solving
16 + 7u = -12

Solving for variable 'u'.

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

Add '-16' to each side of the equation.
16 + -16 + 7u = -12 + -16

Combine like terms: 16 + -16 = 0
0 + 7u = -12 + -16
7u = -12 + -16

Combine like terms: -12 + -16 = -28
7u = -28

Divide each side by '7'.
u = -4

Simplifying
u = -4

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