3+9(6+y)=4

Solution for 3+9(6+y)=4 equation:

Simplifying
3 + 9(6 + y) = 4
3 + (6 * 9 + y * 9) = 4
3 + (54 + 9y) = 4

Combine like terms: 3 + 54 = 57
57 + 9y = 4

Solving
57 + 9y = 4

Solving for variable 'y'.

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

Add '-57' to each side of the equation.
57 + -57 + 9y = 4 + -57

Combine like terms: 57 + -57 = 0
0 + 9y = 4 + -57
9y = 4 + -57

Combine like terms: 4 + -57 = -53
9y = -53

Divide each side by '9'.
y = -5.888888889

Simplifying
y = -5.888888889