-3(-5u+7)-2u=3(u-6)-8

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Solution for -3(-5u+7)-2u=3(u-6)-8 equation:


Simplifying
-3(-5u + 7) + -2u = 3(u + -6) + -8

Reorder the terms:
-3(7 + -5u) + -2u = 3(u + -6) + -8
(7 * -3 + -5u * -3) + -2u = 3(u + -6) + -8
(-21 + 15u) + -2u = 3(u + -6) + -8

Combine like terms: 15u + -2u = 13u
-21 + 13u = 3(u + -6) + -8

Reorder the terms:
-21 + 13u = 3(-6 + u) + -8
-21 + 13u = (-6 * 3 + u * 3) + -8
-21 + 13u = (-18 + 3u) + -8

Reorder the terms:
-21 + 13u = -18 + -8 + 3u

Combine like terms: -18 + -8 = -26
-21 + 13u = -26 + 3u

Solving
-21 + 13u = -26 + 3u

Solving for variable 'u'.

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

Add '-3u' to each side of the equation.
-21 + 13u + -3u = -26 + 3u + -3u

Combine like terms: 13u + -3u = 10u
-21 + 10u = -26 + 3u + -3u

Combine like terms: 3u + -3u = 0
-21 + 10u = -26 + 0
-21 + 10u = -26

Add '21' to each side of the equation.
-21 + 21 + 10u = -26 + 21

Combine like terms: -21 + 21 = 0
0 + 10u = -26 + 21
10u = -26 + 21

Combine like terms: -26 + 21 = -5
10u = -5

Divide each side by '10'.
u = -0.5

Simplifying
u = -0.5

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