3(-5)-5y=15

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Solution for 3(-5)-5y=15 equation: 


Simplifying
3(-5) + -5y = 15

Multiply 3 * -5
-15 + -5y = 15

Solving
-15 + -5y = 15

Solving for variable 'y'.

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

Add '15' to each side of the equation.
-15 + 15 + -5y = 15 + 15

Combine like terms: -15 + 15 = 0
0 + -5y = 15 + 15
-5y = 15 + 15

Combine like terms: 15 + 15 = 30
-5y = 30

Divide each side by '-5'.
y = -6

Simplifying
y = -6

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