13a-18=9(a-2)

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Solution for 13a-18=9(a-2) equation:


Simplifying
13a + -18 = 9(a + -2)

Reorder the terms:
-18 + 13a = 9(a + -2)

Reorder the terms:
-18 + 13a = 9(-2 + a)
-18 + 13a = (-2 * 9 + a * 9)
-18 + 13a = (-18 + 9a)

Add '18' to each side of the equation.
-18 + 18 + 13a = -18 + 18 + 9a

Combine like terms: -18 + 18 = 0
0 + 13a = -18 + 18 + 9a
13a = -18 + 18 + 9a

Combine like terms: -18 + 18 = 0
13a = 0 + 9a
13a = 9a

Solving
13a = 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
13a + -9a = 9a + -9a

Combine like terms: 13a + -9a = 4a
4a = 9a + -9a

Combine like terms: 9a + -9a = 0
4a = 0

Divide each side by '4'.
a = 0

Simplifying
a = 0

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