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

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


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

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

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

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

Reorder the terms:
-9 + 7u = -5(3 + -5u) + -2u
-9 + 7u = (3 * -5 + -5u * -5) + -2u
-9 + 7u = (-15 + 25u) + -2u

Combine like terms: 25u + -2u = 23u
-9 + 7u = -15 + 23u

Solving
-9 + 7u = -15 + 23u

Solving for variable 'u'.

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

Add '-23u' to each side of the equation.
-9 + 7u + -23u = -15 + 23u + -23u

Combine like terms: 7u + -23u = -16u
-9 + -16u = -15 + 23u + -23u

Combine like terms: 23u + -23u = 0
-9 + -16u = -15 + 0
-9 + -16u = -15

Add '9' to each side of the equation.
-9 + 9 + -16u = -15 + 9

Combine like terms: -9 + 9 = 0
0 + -16u = -15 + 9
-16u = -15 + 9

Combine like terms: -15 + 9 = -6
-16u = -6

Divide each side by '-16'.
u = 0.375

Simplifying
u = 0.375

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