9u-2=18u-20

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Solution for 9u-2=18u-20 equation:


Simplifying
9u + -2 = 18u + -20

Reorder the terms:
-2 + 9u = 18u + -20

Reorder the terms:
-2 + 9u = -20 + 18u

Solving
-2 + 9u = -20 + 18u

Solving for variable 'u'.

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

Add '-18u' to each side of the equation.
-2 + 9u + -18u = -20 + 18u + -18u

Combine like terms: 9u + -18u = -9u
-2 + -9u = -20 + 18u + -18u

Combine like terms: 18u + -18u = 0
-2 + -9u = -20 + 0
-2 + -9u = -20

Add '2' to each side of the equation.
-2 + 2 + -9u = -20 + 2

Combine like terms: -2 + 2 = 0
0 + -9u = -20 + 2
-9u = -20 + 2

Combine like terms: -20 + 2 = -18
-9u = -18

Divide each side by '-9'.
u = 2

Simplifying
u = 2

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