5(3a-3)=3(4a+4)

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Solution for 5(3a-3)=3(4a+4) equation:


Simplifying
5(3a + -3) = 3(4a + 4)

Reorder the terms:
5(-3 + 3a) = 3(4a + 4)
(-3 * 5 + 3a * 5) = 3(4a + 4)
(-15 + 15a) = 3(4a + 4)

Reorder the terms:
-15 + 15a = 3(4 + 4a)
-15 + 15a = (4 * 3 + 4a * 3)
-15 + 15a = (12 + 12a)

Solving
-15 + 15a = 12 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
-15 + 15a + -12a = 12 + 12a + -12a

Combine like terms: 15a + -12a = 3a
-15 + 3a = 12 + 12a + -12a

Combine like terms: 12a + -12a = 0
-15 + 3a = 12 + 0
-15 + 3a = 12

Add '15' to each side of the equation.
-15 + 15 + 3a = 12 + 15

Combine like terms: -15 + 15 = 0
0 + 3a = 12 + 15
3a = 12 + 15

Combine like terms: 12 + 15 = 27
3a = 27

Divide each side by '3'.
a = 9

Simplifying
a = 9

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