9(2a-4)=18

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Solution for 9(2a-4)=18 equation:


Simplifying
9(2a + -4) = 18

Reorder the terms:
9(-4 + 2a) = 18
(-4 * 9 + 2a * 9) = 18
(-36 + 18a) = 18

Solving
-36 + 18a = 18

Solving for variable 'a'.

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

Add '36' to each side of the equation.
-36 + 36 + 18a = 18 + 36

Combine like terms: -36 + 36 = 0
0 + 18a = 18 + 36
18a = 18 + 36

Combine like terms: 18 + 36 = 54
18a = 54

Divide each side by '18'.
a = 3

Simplifying
a = 3

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