a+b=3fora

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Solution for a+b=3fora equation: 


Simplifying
a + b = 3fora

Solving
a + b = 3afor

Solving for variable 'a'.

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

Add '-3afor' to each side of the equation.
a + -3afor + b = 3afor + -3afor

Combine like terms: 3afor + -3afor = 0
a + -3afor + b = 0

Add '-1b' to each side of the equation.
a + -3afor + b + -1b = 0 + -1b

Combine like terms: b + -1b = 0
a + -3afor + 0 = 0 + -1b
a + -3afor = 0 + -1b
Remove the zero:
a + -3afor = -1b

Combine like terms: -1b + b = 0
a + -3afor + b = 0

The solution to this equation could not be determined.

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