Question

Solve for y: y^2-3y=18

Answer 1

1. Subtract 18 from both sides.
2. Factor the left side.
3. Set each factor equal to 0
4. Solve each equation.

Answer 2

from which sides

Answer 3

Subtract 18 from the left side and subtract 18 from the right side.

Answer 4

y=3, y=-6

Answer 5

(y-6)(y+3)=0

Answer 6

3. Set each factor equal to 0
4. Solve each equation.

Answer 7

y=6
y=-3