20.3=-3.9+y

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Solution for 20.3=-3.9+y equation:


Simplifying
20.3 = -3.9 + y

Solving
20.3 = -3.9 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
20.3 + -1y = -3.9 + y + -1y

Combine like terms: y + -1y = 0
20.3 + -1y = -3.9 + 0
20.3 + -1y = -3.9

Add '-20.3' to each side of the equation.
20.3 + -20.3 + -1y = -3.9 + -20.3

Combine like terms: 20.3 + -20.3 = 0.0
0.0 + -1y = -3.9 + -20.3
-1y = -3.9 + -20.3

Combine like terms: -3.9 + -20.3 = -24.2
-1y = -24.2

Divide each side by '-1'.
y = 24.2

Simplifying
y = 24.2

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