3a+3-a=19

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Solution for 3a+3-a=19 equation:


Simplifying
3a + 3 + -1a = 19

Reorder the terms:
3 + 3a + -1a = 19

Combine like terms: 3a + -1a = 2a
3 + 2a = 19

Solving
3 + 2a = 19

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 2a = 19 + -3

Combine like terms: 3 + -3 = 0
0 + 2a = 19 + -3
2a = 19 + -3

Combine like terms: 19 + -3 = 16
2a = 16

Divide each side by '2'.
a = 8

Simplifying
a = 8

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