-71=3u+4u-29

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Solution for -71=3u+4u-29 equation:


Simplifying
-71 = 3u + 4u + -29

Reorder the terms:
-71 = -29 + 3u + 4u

Combine like terms: 3u + 4u = 7u
-71 = -29 + 7u

Solving
-71 = -29 + 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
-71 + -7u = -29 + 7u + -7u

Combine like terms: 7u + -7u = 0
-71 + -7u = -29 + 0
-71 + -7u = -29

Add '71' to each side of the equation.
-71 + 71 + -7u = -29 + 71

Combine like terms: -71 + 71 = 0
0 + -7u = -29 + 71
-7u = -29 + 71

Combine like terms: -29 + 71 = 42
-7u = 42

Divide each side by '-7'.
u = -6

Simplifying
u = -6

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