6-3(3a-4)=9

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Solution for 6-3(3a-4)=9 equation:


Simplifying
6 + -3(3a + -4) = 9

Reorder the terms:
6 + -3(-4 + 3a) = 9
6 + (-4 * -3 + 3a * -3) = 9
6 + (12 + -9a) = 9

Combine like terms: 6 + 12 = 18
18 + -9a = 9

Solving
18 + -9a = 9

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 + -9a = 9 + -18

Combine like terms: 18 + -18 = 0
0 + -9a = 9 + -18
-9a = 9 + -18

Combine like terms: 9 + -18 = -9
-9a = -9

Divide each side by '-9'.
a = 1

Simplifying
a = 1

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