2(-4)-3y=9

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Solution for 2(-4)-3y=9 equation: 


Simplifying
2(-4) + -3y = 9

Multiply 2 * -4
-8 + -3y = 9

Solving
-8 + -3y = 9

Solving for variable 'y'.

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

Add '8' to each side of the equation.
-8 + 8 + -3y = 9 + 8

Combine like terms: -8 + 8 = 0
0 + -3y = 9 + 8
-3y = 9 + 8

Combine like terms: 9 + 8 = 17
-3y = 17

Divide each side by '-3'.
y = -5.666666667

Simplifying
y = -5.666666667

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