40-7x=40

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Solution for 40-7x=40 equation: 


Simplifying
40 + -7x = 40

Add '-40' to each side of the equation.
40 + -40 + -7x = 40 + -40

Combine like terms: 40 + -40 = 0
0 + -7x = 40 + -40
-7x = 40 + -40

Combine like terms: 40 + -40 = 0
-7x = 0

Solving
-7x = 0

Solving for variable 'x'.

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

Divide each side by '-7'.
x = 0

Simplifying
x = 0

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