20.6+2.1y=-8.2y

Solution for 20.6+2.1y=-8.2y equation:

Simplifying
20.6 + 2.1y = -8.2y

Solving
20.6 + 2.1y = -8.2y

Solving for variable 'y'.

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

Add '8.2y' to each side of the equation.
20.6 + 2.1y + 8.2y = -8.2y + 8.2y

Combine like terms: 2.1y + 8.2y = 10.3y
20.6 + 10.3y = -8.2y + 8.2y

Combine like terms: -8.2y + 8.2y = 0.0
20.6 + 10.3y = 0.0

Add '-20.6' to each side of the equation.
20.6 + -20.6 + 10.3y = 0.0 + -20.6

Combine like terms: 20.6 + -20.6 = 0.0
0.0 + 10.3y = 0.0 + -20.6
10.3y = 0.0 + -20.6

Combine like terms: 0.0 + -20.6 = -20.6
10.3y = -20.6

Divide each side by '10.3'.
y = -2

Simplifying
y = -2