42=-6y

Solution for 42=-6y equation:

Simplifying
42 = -6y

Solving
42 = -6y

Solving for variable 'y'.

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

Add '6y' to each side of the equation.
42 + 6y = -6y + 6y

Combine like terms: -6y + 6y = 0
42 + 6y = 0

Add '-42' to each side of the equation.
42 + -42 + 6y = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 6y = 0 + -42
6y = 0 + -42

Combine like terms: 0 + -42 = -42
6y = -42

Divide each side by '6'.
y = -7

Simplifying
y = -7