-30u+23u+35=-42

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Solution for -30u+23u+35=-42 equation:


Simplifying
-30u + 23u + 35 = -42

Reorder the terms:
35 + -30u + 23u = -42

Combine like terms: -30u + 23u = -7u
35 + -7u = -42

Solving
35 + -7u = -42

Solving for variable 'u'.

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

Add '-35' to each side of the equation.
35 + -35 + -7u = -42 + -35

Combine like terms: 35 + -35 = 0
0 + -7u = -42 + -35
-7u = -42 + -35

Combine like terms: -42 + -35 = -77
-7u = -77

Divide each side by '-7'.
u = 11

Simplifying
u = 11

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