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

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


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

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

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

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

Combine like terms: -8 + 8 = 0
-14 + -2u = 0 + 4u + 4u
-14 + -2u = 4u + 4u

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

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

Combine like terms: -2u + -8u = -10u
-14 + -10u = 8u + -8u

Combine like terms: 8u + -8u = 0
-14 + -10u = 0

Add '14' to each side of the equation.
-14 + 14 + -10u = 0 + 14

Combine like terms: -14 + 14 = 0
0 + -10u = 0 + 14
-10u = 0 + 14

Combine like terms: 0 + 14 = 14
-10u = 14

Divide each side by '-10'.
u = -1.4

Simplifying
u = -1.4

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