-4=3+9y

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Solution for -4=3+9y equation:


Simplifying
-4 = 3 + 9y

Solving
-4 = 3 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-4 + -9y = 3 + 9y + -9y

Combine like terms: 9y + -9y = 0
-4 + -9y = 3 + 0
-4 + -9y = 3

Add '4' to each side of the equation.
-4 + 4 + -9y = 3 + 4

Combine like terms: -4 + 4 = 0
0 + -9y = 3 + 4
-9y = 3 + 4

Combine like terms: 3 + 4 = 7
-9y = 7

Divide each side by '-9'.
y = -0.7777777778

Simplifying
y = -0.7777777778

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