9a-5(a-3)=5a

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Solution for 9a-5(a-3)=5a equation:


Simplifying
9a + -5(a + -3) = 5a

Reorder the terms:
9a + -5(-3 + a) = 5a
9a + (-3 * -5 + a * -5) = 5a
9a + (15 + -5a) = 5a

Reorder the terms:
15 + 9a + -5a = 5a

Combine like terms: 9a + -5a = 4a
15 + 4a = 5a

Solving
15 + 4a = 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
15 + 4a + -5a = 5a + -5a

Combine like terms: 4a + -5a = -1a
15 + -1a = 5a + -5a

Combine like terms: 5a + -5a = 0
15 + -1a = 0

Add '-15' to each side of the equation.
15 + -15 + -1a = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -1a = 0 + -15
-1a = 0 + -15

Combine like terms: 0 + -15 = -15
-1a = -15

Divide each side by '-1'.
a = 15

Simplifying
a = 15

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