2.3=-7.9+y

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Solution for 2.3=-7.9+y equation:


Simplifying
2.3 = -7.9 + y

Solving
2.3 = -7.9 + 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.
2.3 + -1y = -7.9 + y + -1y

Combine like terms: y + -1y = 0
2.3 + -1y = -7.9 + 0
2.3 + -1y = -7.9

Add '-2.3' to each side of the equation.
2.3 + -2.3 + -1y = -7.9 + -2.3

Combine like terms: 2.3 + -2.3 = 0.0
0.0 + -1y = -7.9 + -2.3
-1y = -7.9 + -2.3

Combine like terms: -7.9 + -2.3 = -10.2
-1y = -10.2

Divide each side by '-1'.
y = 10.2

Simplifying
y = 10.2

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