9(a-2)+15=23

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Solution for 9(a-2)+15=23 equation:


Simplifying
9(a + -2) + 15 = 23

Reorder the terms:
9(-2 + a) + 15 = 23
(-2 * 9 + a * 9) + 15 = 23
(-18 + 9a) + 15 = 23

Reorder the terms:
-18 + 15 + 9a = 23

Combine like terms: -18 + 15 = -3
-3 + 9a = 23

Solving
-3 + 9a = 23

Solving for variable 'a'.

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

Add '3' to each side of the equation.
-3 + 3 + 9a = 23 + 3

Combine like terms: -3 + 3 = 0
0 + 9a = 23 + 3
9a = 23 + 3

Combine like terms: 23 + 3 = 26
9a = 26

Divide each side by '9'.
a = 2.888888889

Simplifying
a = 2.888888889

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