3a-30=24

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Solution for 3a-30=24 equation: 


Simplifying
3a + -30 = 24

Reorder the terms:
-30 + 3a = 24

Solving
-30 + 3a = 24

Solving for variable 'a'.

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

Add '30' to each side of the equation.
-30 + 30 + 3a = 24 + 30

Combine like terms: -30 + 30 = 0
0 + 3a = 24 + 30
3a = 24 + 30

Combine like terms: 24 + 30 = 54
3a = 54

Divide each side by '3'.
a = 18

Simplifying
a = 18

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