-7(-4u+3)-7u=3(u-7)-8

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Solution for -7(-4u+3)-7u=3(u-7)-8 equation:


Simplifying
-7(-4u + 3) + -7u = 3(u + -7) + -8

Reorder the terms:
-7(3 + -4u) + -7u = 3(u + -7) + -8
(3 * -7 + -4u * -7) + -7u = 3(u + -7) + -8
(-21 + 28u) + -7u = 3(u + -7) + -8

Combine like terms: 28u + -7u = 21u
-21 + 21u = 3(u + -7) + -8

Reorder the terms:
-21 + 21u = 3(-7 + u) + -8
-21 + 21u = (-7 * 3 + u * 3) + -8
-21 + 21u = (-21 + 3u) + -8

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

Combine like terms: -21 + -8 = -29
-21 + 21u = -29 + 3u

Solving
-21 + 21u = -29 + 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 + 21u + -3u = -29 + 3u + -3u

Combine like terms: 21u + -3u = 18u
-21 + 18u = -29 + 3u + -3u

Combine like terms: 3u + -3u = 0
-21 + 18u = -29 + 0
-21 + 18u = -29

Add '21' to each side of the equation.
-21 + 21 + 18u = -29 + 21

Combine like terms: -21 + 21 = 0
0 + 18u = -29 + 21
18u = -29 + 21

Combine like terms: -29 + 21 = -8
18u = -8

Divide each side by '18'.
u = -0.4444444444

Simplifying
u = -0.4444444444

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