7(u+1)=4u+13

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Solution for 7(u+1)=4u+13 equation:


Simplifying
7(u + 1) = 4u + 13

Reorder the terms:
7(1 + u) = 4u + 13
(1 * 7 + u * 7) = 4u + 13
(7 + 7u) = 4u + 13

Reorder the terms:
7 + 7u = 13 + 4u

Solving
7 + 7u = 13 + 4u

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
7 + 7u + -4u = 13 + 4u + -4u

Combine like terms: 7u + -4u = 3u
7 + 3u = 13 + 4u + -4u

Combine like terms: 4u + -4u = 0
7 + 3u = 13 + 0
7 + 3u = 13

Add '-7' to each side of the equation.
7 + -7 + 3u = 13 + -7

Combine like terms: 7 + -7 = 0
0 + 3u = 13 + -7
3u = 13 + -7

Combine like terms: 13 + -7 = 6
3u = 6

Divide each side by '3'.
u = 2

Simplifying
u = 2

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