x-40=45

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Solution for x-40=45 equation: 


Simplifying
x + -40 = 45

Reorder the terms:
-40 + x = 45

Solving
-40 + x = 45

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 + x = 45 + 40

Combine like terms: -40 + 40 = 0
0 + x = 45 + 40
x = 45 + 40

Combine like terms: 45 + 40 = 85
x = 85

Simplifying
x = 85

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