3a+18=63

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Solution for 3a+18=63 equation: 


Simplifying
3a + 18 = 63

Reorder the terms:
18 + 3a = 63

Solving
18 + 3a = 63

Solving for variable 'a'.

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

Add '-18' to each side of the equation.
18 + -18 + 3a = 63 + -18

Combine like terms: 18 + -18 = 0
0 + 3a = 63 + -18
3a = 63 + -18

Combine like terms: 63 + -18 = 45
3a = 45

Divide each side by '3'.
a = 15

Simplifying
a = 15

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