A+13=7

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Solution for A+13=7 equation: 


Simplifying
A + 13 = 7

Reorder the terms:
13 + A = 7

Solving
13 + A = 7

Solving for variable 'A'.

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

Add '-13' to each side of the equation.
13 + -13 + A = 7 + -13

Combine like terms: 13 + -13 = 0
0 + A = 7 + -13
A = 7 + -13

Combine like terms: 7 + -13 = -6
A = -6

Simplifying
A = -6

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