a+2-3a=8

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Solution for a+2-3a=8 equation: 


Simplifying
a + 2 + -3a = 8

Reorder the terms:
2 + a + -3a = 8

Combine like terms: a + -3a = -2a
2 + -2a = 8

Solving
2 + -2a = 8

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + -2a = 8 + -2

Combine like terms: 2 + -2 = 0
0 + -2a = 8 + -2
-2a = 8 + -2

Combine like terms: 8 + -2 = 6
-2a = 6

Divide each side by '-2'.
a = -3

Simplifying
a = -3

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