3a+2=-7

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Solution for 3a+2=-7 equation: 


Simplifying
3a + 2 = -7

Reorder the terms:
2 + 3a = -7

Solving
2 + 3a = -7

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 + 3a = -7 + -2

Combine like terms: 2 + -2 = 0
0 + 3a = -7 + -2
3a = -7 + -2

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

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

Simplifying
a = -3

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