31=4-5y

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Solution for 31=4-5y equation: 


Simplifying
31 = 4 + -5y

Solving
31 = 4 + -5y

Solving for variable 'y'.

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

Add '5y' to each side of the equation.
31 + 5y = 4 + -5y + 5y

Combine like terms: -5y + 5y = 0
31 + 5y = 4 + 0
31 + 5y = 4

Add '-31' to each side of the equation.
31 + -31 + 5y = 4 + -31

Combine like terms: 31 + -31 = 0
0 + 5y = 4 + -31
5y = 4 + -31

Combine like terms: 4 + -31 = -27
5y = -27

Divide each side by '5'.
y = -5.4

Simplifying
y = -5.4

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