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

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


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

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

Reorder the terms:
4 + 2a + -3(-2 + a) = 9
4 + 2a + (-2 * -3 + a * -3) = 9
4 + 2a + (6 + -3a) = 9

Reorder the terms:
4 + 6 + 2a + -3a = 9

Combine like terms: 4 + 6 = 10
10 + 2a + -3a = 9

Combine like terms: 2a + -3a = -1a
10 + -1a = 9

Solving
10 + -1a = 9

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + -1a = 9 + -10

Combine like terms: 10 + -10 = 0
0 + -1a = 9 + -10
-1a = 9 + -10

Combine like terms: 9 + -10 = -1
-1a = -1

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

Simplifying
a = 1

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