2=3a+9

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Solution for 2=3a+9 equation:


Simplifying
2 = 3a + 9

Reorder the terms:
2 = 9 + 3a

Solving
2 = 9 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
2 + -3a = 9 + 3a + -3a

Combine like terms: 3a + -3a = 0
2 + -3a = 9 + 0
2 + -3a = 9

Add '-2' to each side of the equation.
2 + -2 + -3a = 9 + -2

Combine like terms: 2 + -2 = 0
0 + -3a = 9 + -2
-3a = 9 + -2

Combine like terms: 9 + -2 = 7
-3a = 7

Divide each side by '-3'.
a = -2.333333333

Simplifying
a = -2.333333333

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