-4u+5-8u=-10u-9

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Solution for -4u+5-8u=-10u-9 equation:


Simplifying
-4u + 5 + -8u = -10u + -9

Reorder the terms:
5 + -4u + -8u = -10u + -9

Combine like terms: -4u + -8u = -12u
5 + -12u = -10u + -9

Reorder the terms:
5 + -12u = -9 + -10u

Solving
5 + -12u = -9 + -10u

Solving for variable 'u'.

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

Add '10u' to each side of the equation.
5 + -12u + 10u = -9 + -10u + 10u

Combine like terms: -12u + 10u = -2u
5 + -2u = -9 + -10u + 10u

Combine like terms: -10u + 10u = 0
5 + -2u = -9 + 0
5 + -2u = -9

Add '-5' to each side of the equation.
5 + -5 + -2u = -9 + -5

Combine like terms: 5 + -5 = 0
0 + -2u = -9 + -5
-2u = -9 + -5

Combine like terms: -9 + -5 = -14
-2u = -14

Divide each side by '-2'.
u = 7

Simplifying
u = 7

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