2a+a+4a=5a-18

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Solution for 2a+a+4a=5a-18 equation:


Simplifying
2a + a + 4a = 5a + -18

Combine like terms: 2a + a = 3a
3a + 4a = 5a + -18

Combine like terms: 3a + 4a = 7a
7a = 5a + -18

Reorder the terms:
7a = -18 + 5a

Solving
7a = -18 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
7a + -5a = -18 + 5a + -5a

Combine like terms: 7a + -5a = 2a
2a = -18 + 5a + -5a

Combine like terms: 5a + -5a = 0
2a = -18 + 0
2a = -18

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

Simplifying
a = -9

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