6(-3u+20)=2u-20

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Solution for 6(-3u+20)=2u-20 equation: 


Simplifying
6(-3u + 20) = 2u + -20

Reorder the terms:
6(20 + -3u) = 2u + -20
(20 * 6 + -3u * 6) = 2u + -20
(120 + -18u) = 2u + -20

Reorder the terms:
120 + -18u = -20 + 2u

Solving
120 + -18u = -20 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
120 + -18u + -2u = -20 + 2u + -2u

Combine like terms: -18u + -2u = -20u
120 + -20u = -20 + 2u + -2u

Combine like terms: 2u + -2u = 0
120 + -20u = -20 + 0
120 + -20u = -20

Add '-120' to each side of the equation.
120 + -120 + -20u = -20 + -120

Combine like terms: 120 + -120 = 0
0 + -20u = -20 + -120
-20u = -20 + -120

Combine like terms: -20 + -120 = -140
-20u = -140

Divide each side by '-20'.
u = 7

Simplifying
u = 7

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