8.6-3y=15

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Solution for 8.6-3y=15 equation: 


Simplifying
8.6 + -3y = 15

Solving
8.6 + -3y = 15

Solving for variable 'y'.

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

Add '-8.6' to each side of the equation.
8.6 + -8.6 + -3y = 15 + -8.6

Combine like terms: 8.6 + -8.6 = 0.0
0.0 + -3y = 15 + -8.6
-3y = 15 + -8.6

Combine like terms: 15 + -8.6 = 6.4
-3y = 6.4

Divide each side by '-3'.
y = -2.133333333

Simplifying
y = -2.133333333

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