a+3=24

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Solution for a+3=24 equation: 


Simplifying
a + 3 = 24

Reorder the terms:
3 + a = 24

Solving
3 + a = 24

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + a = 24 + -3

Combine like terms: 3 + -3 = 0
0 + a = 24 + -3
a = 24 + -3

Combine like terms: 24 + -3 = 21
a = 21

Simplifying
a = 21

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