6(4-y)-3=30

Solution for 6(4-y)-3=30 equation:

Simplifying
6(4 + -1y) + -3 = 30
(4 * 6 + -1y * 6) + -3 = 30
(24 + -6y) + -3 = 30

Reorder the terms:
24 + -3 + -6y = 30

Combine like terms: 24 + -3 = 21
21 + -6y = 30

Solving
21 + -6y = 30

Solving for variable 'y'.

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

Add '-21' to each side of the equation.
21 + -21 + -6y = 30 + -21

Combine like terms: 21 + -21 = 0
0 + -6y = 30 + -21
-6y = 30 + -21

Combine like terms: 30 + -21 = 9
-6y = 9

Divide each side by '-6'.
y = -1.5

Simplifying
y = -1.5