3a+4x=a+18

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Solution for 3a+4x=a+18 equation:


Simplifying
3a + 4x = a + 18

Reorder the terms:
3a + 4x = 18 + a

Solving
3a + 4x = 18 + 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.
3a + -1a + 4x = 18 + a + -1a

Combine like terms: 3a + -1a = 2a
2a + 4x = 18 + a + -1a

Combine like terms: a + -1a = 0
2a + 4x = 18 + 0
2a + 4x = 18

Add '-4x' to each side of the equation.
2a + 4x + -4x = 18 + -4x

Combine like terms: 4x + -4x = 0
2a + 0 = 18 + -4x
2a = 18 + -4x

Divide each side by '2'.
a = 9 + -2x

Simplifying
a = 9 + -2x

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