-8u+4=-4(u+9)

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Solution for -8u+4=-4(u+9) equation:


Simplifying
-8u + 4 = -4(u + 9)

Reorder the terms:
4 + -8u = -4(u + 9)

Reorder the terms:
4 + -8u = -4(9 + u)
4 + -8u = (9 * -4 + u * -4)
4 + -8u = (-36 + -4u)

Solving
4 + -8u = -36 + -4u

Solving for variable 'u'.

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

Add '4u' to each side of the equation.
4 + -8u + 4u = -36 + -4u + 4u

Combine like terms: -8u + 4u = -4u
4 + -4u = -36 + -4u + 4u

Combine like terms: -4u + 4u = 0
4 + -4u = -36 + 0
4 + -4u = -36

Add '-4' to each side of the equation.
4 + -4 + -4u = -36 + -4

Combine like terms: 4 + -4 = 0
0 + -4u = -36 + -4
-4u = -36 + -4

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

Divide each side by '-4'.
u = 10

Simplifying
u = 10

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