-3(-8u+9)-6u=2(u-7)-1

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Solution for -3(-8u+9)-6u=2(u-7)-1 equation:


Simplifying
-3(-8u + 9) + -6u = 2(u + -7) + -1

Reorder the terms:
-3(9 + -8u) + -6u = 2(u + -7) + -1
(9 * -3 + -8u * -3) + -6u = 2(u + -7) + -1
(-27 + 24u) + -6u = 2(u + -7) + -1

Combine like terms: 24u + -6u = 18u
-27 + 18u = 2(u + -7) + -1

Reorder the terms:
-27 + 18u = 2(-7 + u) + -1
-27 + 18u = (-7 * 2 + u * 2) + -1
-27 + 18u = (-14 + 2u) + -1

Reorder the terms:
-27 + 18u = -14 + -1 + 2u

Combine like terms: -14 + -1 = -15
-27 + 18u = -15 + 2u

Solving
-27 + 18u = -15 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
-27 + 18u + -2u = -15 + 2u + -2u

Combine like terms: 18u + -2u = 16u
-27 + 16u = -15 + 2u + -2u

Combine like terms: 2u + -2u = 0
-27 + 16u = -15 + 0
-27 + 16u = -15

Add '27' to each side of the equation.
-27 + 27 + 16u = -15 + 27

Combine like terms: -27 + 27 = 0
0 + 16u = -15 + 27
16u = -15 + 27

Combine like terms: -15 + 27 = 12
16u = 12

Divide each side by '16'.
u = 0.75

Simplifying
u = 0.75

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