3(-5-y)=30

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Solution for 3(-5-y)=30 equation: 


Simplifying
3(-5 + -1y) = 30
(-5 * 3 + -1y * 3) = 30
(-15 + -3y) = 30

Solving
-15 + -3y = 30

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 + -3y = 30 + 15

Combine like terms: -15 + 15 = 0
0 + -3y = 30 + 15
-3y = 30 + 15

Combine like terms: 30 + 15 = 45
-3y = 45

Divide each side by '-3'.
y = -15

Simplifying
y = -15

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