9(a-3)=4(a+2)

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Solution for 9(a-3)=4(a+2) equation:


Simplifying
9(a + -3) = 4(a + 2)

Reorder the terms:
9(-3 + a) = 4(a + 2)
(-3 * 9 + a * 9) = 4(a + 2)
(-27 + 9a) = 4(a + 2)

Reorder the terms:
-27 + 9a = 4(2 + a)
-27 + 9a = (2 * 4 + a * 4)
-27 + 9a = (8 + 4a)

Solving
-27 + 9a = 8 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-27 + 9a + -4a = 8 + 4a + -4a

Combine like terms: 9a + -4a = 5a
-27 + 5a = 8 + 4a + -4a

Combine like terms: 4a + -4a = 0
-27 + 5a = 8 + 0
-27 + 5a = 8

Add '27' to each side of the equation.
-27 + 27 + 5a = 8 + 27

Combine like terms: -27 + 27 = 0
0 + 5a = 8 + 27
5a = 8 + 27

Combine like terms: 8 + 27 = 35
5a = 35

Divide each side by '5'.
a = 7

Simplifying
a = 7

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