20-5y=-25

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Solution for 20-5y=-25 equation: 


Simplifying
20 + -5y = -25

Solving
20 + -5y = -25

Solving for variable 'y'.

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

Add '-20' to each side of the equation.
20 + -20 + -5y = -25 + -20

Combine like terms: 20 + -20 = 0
0 + -5y = -25 + -20
-5y = -25 + -20

Combine like terms: -25 + -20 = -45
-5y = -45

Divide each side by '-5'.
y = 9

Simplifying
y = 9

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