-14+7u=7(-u+20)

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Solution for -14+7u=7(-u+20) equation:


Simplifying
-14 + 7u = 7(-1u + 20)

Reorder the terms:
-14 + 7u = 7(20 + -1u)
-14 + 7u = (20 * 7 + -1u * 7)
-14 + 7u = (140 + -7u)

Solving
-14 + 7u = 140 + -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.
-14 + 7u + 7u = 140 + -7u + 7u

Combine like terms: 7u + 7u = 14u
-14 + 14u = 140 + -7u + 7u

Combine like terms: -7u + 7u = 0
-14 + 14u = 140 + 0
-14 + 14u = 140

Add '14' to each side of the equation.
-14 + 14 + 14u = 140 + 14

Combine like terms: -14 + 14 = 0
0 + 14u = 140 + 14
14u = 140 + 14

Combine like terms: 140 + 14 = 154
14u = 154

Divide each side by '14'.
u = 11

Simplifying
u = 11

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