a+7=y+2

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Solution for a+7=y+2 equation: 


Simplifying
a + 7 = y + 2

Reorder the terms:
7 + a = y + 2

Reorder the terms:
7 + a = 2 + y

Solving
7 + a = 2 + y

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + a = 2 + -7 + y

Combine like terms: 7 + -7 = 0
0 + a = 2 + -7 + y
a = 2 + -7 + y

Combine like terms: 2 + -7 = -5
a = -5 + y

Simplifying
a = -5 + y

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