3(9)-8=y

Solution for 3(9)-8=y equation:

Simplifying
3(9) + -8 = y

Multiply 3 * 9
27 + -8 = y

Combine like terms: 27 + -8 = 19
19 = y

Solving
19 = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
19 + -1y = y + -1y

Combine like terms: y + -1y = 0
19 + -1y = 0

Add '-19' to each side of the equation.
19 + -19 + -1y = 0 + -19

Combine like terms: 19 + -19 = 0
0 + -1y = 0 + -19
-1y = 0 + -19

Combine like terms: 0 + -19 = -19
-1y = -19

Divide each side by '-1'.
y = 19

Simplifying
y = 19