18-a+4a=6

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Solution for 18-a+4a=6 equation:


Simplifying
18 + -1a + 4a = 6

Combine like terms: -1a + 4a = 3a
18 + 3a = 6

Solving
18 + 3a = 6

Solving for variable 'a'.

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

Add '-18' to each side of the equation.
18 + -18 + 3a = 6 + -18

Combine like terms: 18 + -18 = 0
0 + 3a = 6 + -18
3a = 6 + -18

Combine like terms: 6 + -18 = -12
3a = -12

Divide each side by '3'.
a = -4

Simplifying
a = -4

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