2-7u=-40

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Solution for 2-7u=-40 equation: 


Simplifying
2 + -7u = -40

Solving
2 + -7u = -40

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 + -7u = -40 + -2

Combine like terms: 2 + -2 = 0
0 + -7u = -40 + -2
-7u = -40 + -2

Combine like terms: -40 + -2 = -42
-7u = -42

Divide each side by '-7'.
u = 6

Simplifying
u = 6

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