20-y=15y+12

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Solution for 20-y=15y+12 equation:


Simplifying
20 + -1y = 15y + 12

Reorder the terms:
20 + -1y = 12 + 15y

Solving
20 + -1y = 12 + 15y

Solving for variable 'y'.

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

Add '-15y' to each side of the equation.
20 + -1y + -15y = 12 + 15y + -15y

Combine like terms: -1y + -15y = -16y
20 + -16y = 12 + 15y + -15y

Combine like terms: 15y + -15y = 0
20 + -16y = 12 + 0
20 + -16y = 12

Add '-20' to each side of the equation.
20 + -20 + -16y = 12 + -20

Combine like terms: 20 + -20 = 0
0 + -16y = 12 + -20
-16y = 12 + -20

Combine like terms: 12 + -20 = -8
-16y = -8

Divide each side by '-16'.
y = 0.5

Simplifying
y = 0.5

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