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

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Solution for 5(u-8)+7u=-4 equation:


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

Reorder the terms:
5(-8 + u) + 7u = -4
(-8 * 5 + u * 5) + 7u = -4
(-40 + 5u) + 7u = -4

Combine like terms: 5u + 7u = 12u
-40 + 12u = -4

Solving
-40 + 12u = -4

Solving for variable 'u'.

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

Add '40' to each side of the equation.
-40 + 40 + 12u = -4 + 40

Combine like terms: -40 + 40 = 0
0 + 12u = -4 + 40
12u = -4 + 40

Combine like terms: -4 + 40 = 36
12u = 36

Divide each side by '12'.
u = 3

Simplifying
u = 3

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