7(u-1)-2=-7(-3u+3)-5u

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Solution for 7(u-1)-2=-7(-3u+3)-5u equation:


Simplifying
7(u + -1) + -2 = -7(-3u + 3) + -5u

Reorder the terms:
7(-1 + u) + -2 = -7(-3u + 3) + -5u
(-1 * 7 + u * 7) + -2 = -7(-3u + 3) + -5u
(-7 + 7u) + -2 = -7(-3u + 3) + -5u

Reorder the terms:
-7 + -2 + 7u = -7(-3u + 3) + -5u

Combine like terms: -7 + -2 = -9
-9 + 7u = -7(-3u + 3) + -5u

Reorder the terms:
-9 + 7u = -7(3 + -3u) + -5u
-9 + 7u = (3 * -7 + -3u * -7) + -5u
-9 + 7u = (-21 + 21u) + -5u

Combine like terms: 21u + -5u = 16u
-9 + 7u = -21 + 16u

Solving
-9 + 7u = -21 + 16u

Solving for variable 'u'.

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

Add '-16u' to each side of the equation.
-9 + 7u + -16u = -21 + 16u + -16u

Combine like terms: 7u + -16u = -9u
-9 + -9u = -21 + 16u + -16u

Combine like terms: 16u + -16u = 0
-9 + -9u = -21 + 0
-9 + -9u = -21

Add '9' to each side of the equation.
-9 + 9 + -9u = -21 + 9

Combine like terms: -9 + 9 = 0
0 + -9u = -21 + 9
-9u = -21 + 9

Combine like terms: -21 + 9 = -12
-9u = -12

Divide each side by '-9'.
u = 1.333333333

Simplifying
u = 1.333333333

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