23+8a=2(7a-9)

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Solution for 23+8a=2(7a-9) equation:


Simplifying
23 + 8a = 2(7a + -9)

Reorder the terms:
23 + 8a = 2(-9 + 7a)
23 + 8a = (-9 * 2 + 7a * 2)
23 + 8a = (-18 + 14a)

Solving
23 + 8a = -18 + 14a

Solving for variable 'a'.

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

Add '-14a' to each side of the equation.
23 + 8a + -14a = -18 + 14a + -14a

Combine like terms: 8a + -14a = -6a
23 + -6a = -18 + 14a + -14a

Combine like terms: 14a + -14a = 0
23 + -6a = -18 + 0
23 + -6a = -18

Add '-23' to each side of the equation.
23 + -23 + -6a = -18 + -23

Combine like terms: 23 + -23 = 0
0 + -6a = -18 + -23
-6a = -18 + -23

Combine like terms: -18 + -23 = -41
-6a = -41

Divide each side by '-6'.
a = 6.833333333

Simplifying
a = 6.833333333

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