3u+7=-3+5u

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Solution for 3u+7=-3+5u equation:


Simplifying
3u + 7 = -3 + 5u

Reorder the terms:
7 + 3u = -3 + 5u

Solving
7 + 3u = -3 + 5u

Solving for variable 'u'.

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

Add '-5u' to each side of the equation.
7 + 3u + -5u = -3 + 5u + -5u

Combine like terms: 3u + -5u = -2u
7 + -2u = -3 + 5u + -5u

Combine like terms: 5u + -5u = 0
7 + -2u = -3 + 0
7 + -2u = -3

Add '-7' to each side of the equation.
7 + -7 + -2u = -3 + -7

Combine like terms: 7 + -7 = 0
0 + -2u = -3 + -7
-2u = -3 + -7

Combine like terms: -3 + -7 = -10
-2u = -10

Divide each side by '-2'.
u = 5

Simplifying
u = 5

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