-2(u-2)=7u+40

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Solution for -2(u-2)=7u+40 equation:


Simplifying
-2(u + -2) = 7u + 40

Reorder the terms:
-2(-2 + u) = 7u + 40
(-2 * -2 + u * -2) = 7u + 40
(4 + -2u) = 7u + 40

Reorder the terms:
4 + -2u = 40 + 7u

Solving
4 + -2u = 40 + 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.
4 + -2u + -7u = 40 + 7u + -7u

Combine like terms: -2u + -7u = -9u
4 + -9u = 40 + 7u + -7u

Combine like terms: 7u + -7u = 0
4 + -9u = 40 + 0
4 + -9u = 40

Add '-4' to each side of the equation.
4 + -4 + -9u = 40 + -4

Combine like terms: 4 + -4 = 0
0 + -9u = 40 + -4
-9u = 40 + -4

Combine like terms: 40 + -4 = 36
-9u = 36

Divide each side by '-9'.
u = -4

Simplifying
u = -4

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