A-40=57

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Solution for A-40=57 equation: 


Simplifying
A + -40 = 57

Reorder the terms:
-40 + A = 57

Solving
-40 + A = 57

Solving for variable 'A'.

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

Add '40' to each side of the equation.
-40 + 40 + A = 57 + 40

Combine like terms: -40 + 40 = 0
0 + A = 57 + 40
A = 57 + 40

Combine like terms: 57 + 40 = 97
A = 97

Simplifying
A = 97

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