-4(-7u+7)-7u=7(u-2)-2

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Solution for -4(-7u+7)-7u=7(u-2)-2 equation:


Simplifying
-4(-7u + 7) + -7u = 7(u + -2) + -2

Reorder the terms:
-4(7 + -7u) + -7u = 7(u + -2) + -2
(7 * -4 + -7u * -4) + -7u = 7(u + -2) + -2
(-28 + 28u) + -7u = 7(u + -2) + -2

Combine like terms: 28u + -7u = 21u
-28 + 21u = 7(u + -2) + -2

Reorder the terms:
-28 + 21u = 7(-2 + u) + -2
-28 + 21u = (-2 * 7 + u * 7) + -2
-28 + 21u = (-14 + 7u) + -2

Reorder the terms:
-28 + 21u = -14 + -2 + 7u

Combine like terms: -14 + -2 = -16
-28 + 21u = -16 + 7u

Solving
-28 + 21u = -16 + 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.
-28 + 21u + -7u = -16 + 7u + -7u

Combine like terms: 21u + -7u = 14u
-28 + 14u = -16 + 7u + -7u

Combine like terms: 7u + -7u = 0
-28 + 14u = -16 + 0
-28 + 14u = -16

Add '28' to each side of the equation.
-28 + 28 + 14u = -16 + 28

Combine like terms: -28 + 28 = 0
0 + 14u = -16 + 28
14u = -16 + 28

Combine like terms: -16 + 28 = 12
14u = 12

Divide each side by '14'.
u = 0.8571428571

Simplifying
u = 0.8571428571

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