40-15x=55

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Solution for 40-15x=55 equation: 


Simplifying
40 + -15x = 55

Solving
40 + -15x = 55

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + -15x = 55 + -40

Combine like terms: 40 + -40 = 0
0 + -15x = 55 + -40
-15x = 55 + -40

Combine like terms: 55 + -40 = 15
-15x = 15

Divide each side by '-15'.
x = -1

Simplifying
x = -1

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