3y-4=(-20)

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Solution for 3y-4=(-20) equation: 


Simplifying
3y + -4 = (-20)

Reorder the terms:
-4 + 3y = (-20)
-4 + 3y = -20

Solving
-4 + 3y = -20

Solving for variable 'y'.

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

Add '4' to each side of the equation.
-4 + 4 + 3y = -20 + 4

Combine like terms: -4 + 4 = 0
0 + 3y = -20 + 4
3y = -20 + 4

Combine like terms: -20 + 4 = -16
3y = -16

Divide each side by '3'.
y = -5.333333333

Simplifying
y = -5.333333333

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