-3(-6u+5)-u=7(u-4)-3

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Solution for -3(-6u+5)-u=7(u-4)-3 equation:


Simplifying
-3(-6u + 5) + -1u = 7(u + -4) + -3

Reorder the terms:
-3(5 + -6u) + -1u = 7(u + -4) + -3
(5 * -3 + -6u * -3) + -1u = 7(u + -4) + -3
(-15 + 18u) + -1u = 7(u + -4) + -3

Combine like terms: 18u + -1u = 17u
-15 + 17u = 7(u + -4) + -3

Reorder the terms:
-15 + 17u = 7(-4 + u) + -3
-15 + 17u = (-4 * 7 + u * 7) + -3
-15 + 17u = (-28 + 7u) + -3

Reorder the terms:
-15 + 17u = -28 + -3 + 7u

Combine like terms: -28 + -3 = -31
-15 + 17u = -31 + 7u

Solving
-15 + 17u = -31 + 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.
-15 + 17u + -7u = -31 + 7u + -7u

Combine like terms: 17u + -7u = 10u
-15 + 10u = -31 + 7u + -7u

Combine like terms: 7u + -7u = 0
-15 + 10u = -31 + 0
-15 + 10u = -31

Add '15' to each side of the equation.
-15 + 15 + 10u = -31 + 15

Combine like terms: -15 + 15 = 0
0 + 10u = -31 + 15
10u = -31 + 15

Combine like terms: -31 + 15 = -16
10u = -16

Divide each side by '10'.
u = -1.6

Simplifying
u = -1.6

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