20-8y=15-3y

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Solution for 20-8y=15-3y equation:


Simplifying
20 + -8y = 15 + -3y

Solving
20 + -8y = 15 + -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.
20 + -8y + 3y = 15 + -3y + 3y

Combine like terms: -8y + 3y = -5y
20 + -5y = 15 + -3y + 3y

Combine like terms: -3y + 3y = 0
20 + -5y = 15 + 0
20 + -5y = 15

Add '-20' to each side of the equation.
20 + -20 + -5y = 15 + -20

Combine like terms: 20 + -20 = 0
0 + -5y = 15 + -20
-5y = 15 + -20

Combine like terms: 15 + -20 = -5
-5y = -5

Divide each side by '-5'.
y = 1

Simplifying
y = 1

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