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

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


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

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

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

Combine like terms: 3u + 3u = 6u
12 + 6u = -12

Solving
12 + 6u = -12

Solving for variable 'u'.

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

Add '-12' to each side of the equation.
12 + -12 + 6u = -12 + -12

Combine like terms: 12 + -12 = 0
0 + 6u = -12 + -12
6u = -12 + -12

Combine like terms: -12 + -12 = -24
6u = -24

Divide each side by '6'.
u = -4

Simplifying
u = -4

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