7u-6u+2=20

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Solution for 7u-6u+2=20 equation: 


Simplifying
7u + -6u + 2 = 20

Reorder the terms:
2 + 7u + -6u = 20

Combine like terms: 7u + -6u = 1u
2 + 1u = 20

Solving
2 + 1u = 20

Solving for variable 'u'.

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

Add '-2' to each side of the equation.
2 + -2 + 1u = 20 + -2

Combine like terms: 2 + -2 = 0
0 + 1u = 20 + -2
1u = 20 + -2

Combine like terms: 20 + -2 = 18
1u = 18

Divide each side by '1'.
u = 18

Simplifying
u = 18

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