-6u+7(1+u)=7u-7(u+1)

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Solution for -6u+7(1+u)=7u-7(u+1) equation:


Simplifying
-6u + 7(1 + u) = 7u + -7(u + 1)
-6u + (1 * 7 + u * 7) = 7u + -7(u + 1)
-6u + (7 + 7u) = 7u + -7(u + 1)

Reorder the terms:
7 + -6u + 7u = 7u + -7(u + 1)

Combine like terms: -6u + 7u = 1u
7 + 1u = 7u + -7(u + 1)

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

Reorder the terms:
7 + 1u = -7 + 7u + -7u

Combine like terms: 7u + -7u = 0
7 + 1u = -7 + 0
7 + 1u = -7

Solving
7 + 1u = -7

Solving for variable 'u'.

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

Add '-7' to each side of the equation.
7 + -7 + 1u = -7 + -7

Combine like terms: 7 + -7 = 0
0 + 1u = -7 + -7
1u = -7 + -7

Combine like terms: -7 + -7 = -14
1u = -14

Divide each side by '1'.
u = -14

Simplifying
u = -14

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