-3y=y+20-40

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Solution for -3y=y+20-40 equation:


Simplifying
-3y = y + 20 + -40

Reorder the terms:
-3y = 20 + -40 + y

Combine like terms: 20 + -40 = -20
-3y = -20 + y

Solving
-3y = -20 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-3y + -1y = -20 + y + -1y

Combine like terms: -3y + -1y = -4y
-4y = -20 + y + -1y

Combine like terms: y + -1y = 0
-4y = -20 + 0
-4y = -20

Divide each side by '-4'.
y = 5

Simplifying
y = 5

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