30=a+3

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Solution for 30=a+3 equation:


Simplifying
30 = a + 3

Reorder the terms:
30 = 3 + a

Solving
30 = 3 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
30 + -1a = 3 + a + -1a

Combine like terms: a + -1a = 0
30 + -1a = 3 + 0
30 + -1a = 3

Add '-30' to each side of the equation.
30 + -30 + -1a = 3 + -30

Combine like terms: 30 + -30 = 0
0 + -1a = 3 + -30
-1a = 3 + -30

Combine like terms: 3 + -30 = -27
-1a = -27

Divide each side by '-1'.
a = 27

Simplifying
a = 27

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