-2(u-7)=-8u-4

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Solution for -2(u-7)=-8u-4 equation:


Simplifying
-2(u + -7) = -8u + -4

Reorder the terms:
-2(-7 + u) = -8u + -4
(-7 * -2 + u * -2) = -8u + -4
(14 + -2u) = -8u + -4

Reorder the terms:
14 + -2u = -4 + -8u

Solving
14 + -2u = -4 + -8u

Solving for variable 'u'.

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

Add '8u' to each side of the equation.
14 + -2u + 8u = -4 + -8u + 8u

Combine like terms: -2u + 8u = 6u
14 + 6u = -4 + -8u + 8u

Combine like terms: -8u + 8u = 0
14 + 6u = -4 + 0
14 + 6u = -4

Add '-14' to each side of the equation.
14 + -14 + 6u = -4 + -14

Combine like terms: 14 + -14 = 0
0 + 6u = -4 + -14
6u = -4 + -14

Combine like terms: -4 + -14 = -18
6u = -18

Divide each side by '6'.
u = -3

Simplifying
u = -3

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