35+4u=8u-42

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Solution for 35+4u=8u-42 equation:


Simplifying
35 + 4u = 8u + -42

Reorder the terms:
35 + 4u = -42 + 8u

Solving
35 + 4u = -42 + 8u

Solving for variable 'u'.

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

Add '-8u' to each side of the equation.
35 + 4u + -8u = -42 + 8u + -8u

Combine like terms: 4u + -8u = -4u
35 + -4u = -42 + 8u + -8u

Combine like terms: 8u + -8u = 0
35 + -4u = -42 + 0
35 + -4u = -42

Add '-35' to each side of the equation.
35 + -35 + -4u = -42 + -35

Combine like terms: 35 + -35 = 0
0 + -4u = -42 + -35
-4u = -42 + -35

Combine like terms: -42 + -35 = -77
-4u = -77

Divide each side by '-4'.
u = 19.25

Simplifying
u = 19.25

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