9a-18+15=33

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Solution for 9a-18+15=33 equation: 


Simplifying
9a + -18 + 15 = 33

Reorder the terms:
-18 + 15 + 9a = 33

Combine like terms: -18 + 15 = -3
-3 + 9a = 33

Solving
-3 + 9a = 33

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 + 9a = 33 + 3

Combine like terms: -3 + 3 = 0
0 + 9a = 33 + 3
9a = 33 + 3

Combine like terms: 33 + 3 = 36
9a = 36

Divide each side by '9'.
a = 4

Simplifying
a = 4

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