7+2(-3a)=9

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Solution for 7+2(-3a)=9 equation:


Simplifying
7 + 2(-3a) = 9

Remove parenthesis around (-3a)
7 + 2 * -3a = 9

Multiply 2 * -3
7 + -6a = 9

Solving
7 + -6a = 9

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + -6a = 9 + -7

Combine like terms: 7 + -7 = 0
0 + -6a = 9 + -7
-6a = 9 + -7

Combine like terms: 9 + -7 = 2
-6a = 2

Divide each side by '-6'.
a = -0.3333333333

Simplifying
a = -0.3333333333

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