-5(-5u+9)-5u=6(u-9)-9

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Solution for -5(-5u+9)-5u=6(u-9)-9 equation:


Simplifying
-5(-5u + 9) + -5u = 6(u + -9) + -9

Reorder the terms:
-5(9 + -5u) + -5u = 6(u + -9) + -9
(9 * -5 + -5u * -5) + -5u = 6(u + -9) + -9
(-45 + 25u) + -5u = 6(u + -9) + -9

Combine like terms: 25u + -5u = 20u
-45 + 20u = 6(u + -9) + -9

Reorder the terms:
-45 + 20u = 6(-9 + u) + -9
-45 + 20u = (-9 * 6 + u * 6) + -9
-45 + 20u = (-54 + 6u) + -9

Reorder the terms:
-45 + 20u = -54 + -9 + 6u

Combine like terms: -54 + -9 = -63
-45 + 20u = -63 + 6u

Solving
-45 + 20u = -63 + 6u

Solving for variable 'u'.

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

Add '-6u' to each side of the equation.
-45 + 20u + -6u = -63 + 6u + -6u

Combine like terms: 20u + -6u = 14u
-45 + 14u = -63 + 6u + -6u

Combine like terms: 6u + -6u = 0
-45 + 14u = -63 + 0
-45 + 14u = -63

Add '45' to each side of the equation.
-45 + 45 + 14u = -63 + 45

Combine like terms: -45 + 45 = 0
0 + 14u = -63 + 45
14u = -63 + 45

Combine like terms: -63 + 45 = -18
14u = -18

Divide each side by '14'.
u = -1.285714286

Simplifying
u = -1.285714286

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