4a-18=a

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Solution for 4a-18=a equation:


Simplifying
4a + -18 = a

Reorder the terms:
-18 + 4a = a

Solving
-18 + 4a = a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-18 + 4a + -1a = a + -1a

Combine like terms: 4a + -1a = 3a
-18 + 3a = a + -1a

Combine like terms: a + -1a = 0
-18 + 3a = 0

Add '18' to each side of the equation.
-18 + 18 + 3a = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 3a = 0 + 18
3a = 0 + 18

Combine like terms: 0 + 18 = 18
3a = 18

Divide each side by '3'.
a = 6

Simplifying
a = 6

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