3=5y(6+3)

Solution for 3=5y(6+3) equation:

Simplifying
3 = 5y(6 + 3)

Combine like terms: 6 + 3 = 9
3 = 5y(9)

Reorder the terms for easier multiplication:
3 = 5 * 9y

Multiply 5 * 9
3 = 45y

Solving
3 = 45y

Solving for variable 'y'.

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

Add '-45y' to each side of the equation.
3 + -45y = 45y + -45y

Combine like terms: 45y + -45y = 0
3 + -45y = 0

Add '-3' to each side of the equation.
3 + -3 + -45y = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -45y = 0 + -3
-45y = 0 + -3

Combine like terms: 0 + -3 = -3
-45y = -3

Divide each side by '-45'.
y = 0.06666666667

Simplifying
y = 0.06666666667