a+b+5=12

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Solution for a+b+5=12 equation:


Simplifying
a + b + 5 = 12

Reorder the terms:
5 + a + b = 12

Solving
5 + a + b = 12

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + a + -5 + b = 12 + -5

Reorder the terms:
5 + -5 + a + b = 12 + -5

Combine like terms: 5 + -5 = 0
0 + a + b = 12 + -5
a + b = 12 + -5

Combine like terms: 12 + -5 = 7
a + b = 7

Add '-1b' to each side of the equation.
a + b + -1b = 7 + -1b

Combine like terms: b + -1b = 0
a + 0 = 7 + -1b
a = 7 + -1b

Simplifying
a = 7 + -1b

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