2680=2u-100+3u+80+1u

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Solution for 2680=2u-100+3u+80+1u equation:


Simplifying
2680 = 2u + -100 + 3u + 80 + 1u

Reorder the terms:
2680 = -100 + 80 + 2u + 3u + 1u

Combine like terms: -100 + 80 = -20
2680 = -20 + 2u + 3u + 1u

Combine like terms: 2u + 3u = 5u
2680 = -20 + 5u + 1u

Combine like terms: 5u + 1u = 6u
2680 = -20 + 6u

Solving
2680 = -20 + 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.
2680 + -6u = -20 + 6u + -6u

Combine like terms: 6u + -6u = 0
2680 + -6u = -20 + 0
2680 + -6u = -20

Add '-2680' to each side of the equation.
2680 + -2680 + -6u = -20 + -2680

Combine like terms: 2680 + -2680 = 0
0 + -6u = -20 + -2680
-6u = -20 + -2680

Combine like terms: -20 + -2680 = -2700
-6u = -2700

Divide each side by '-6'.
u = 450

Simplifying
u = 450

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