7.09=3+y

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Solution for 7.09=3+y equation: 


Simplifying
7.09 = 3 + y

Solving
7.09 = 3 + 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.
7.09 + -1y = 3 + y + -1y

Combine like terms: y + -1y = 0
7.09 + -1y = 3 + 0
7.09 + -1y = 3

Add '-7.09' to each side of the equation.
7.09 + -7.09 + -1y = 3 + -7.09

Combine like terms: 7.09 + -7.09 = 0.00
0.00 + -1y = 3 + -7.09
-1y = 3 + -7.09

Combine like terms: 3 + -7.09 = -4.09
-1y = -4.09

Divide each side by '-1'.
y = 4.09

Simplifying
y = 4.09

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