74=20-3y

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Solution for 74=20-3y equation:


Simplifying
74 = 20 + -3y

Solving
74 = 20 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
74 + 3y = 20 + -3y + 3y

Combine like terms: -3y + 3y = 0
74 + 3y = 20 + 0
74 + 3y = 20

Add '-74' to each side of the equation.
74 + -74 + 3y = 20 + -74

Combine like terms: 74 + -74 = 0
0 + 3y = 20 + -74
3y = 20 + -74

Combine like terms: 20 + -74 = -54
3y = -54

Divide each side by '3'.
y = -18

Simplifying
y = -18

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