### Home > INT3 > Chapter Ch1 > Lesson 1.2.2 > Problem1-87

1-87.

Solve for $w$ in each equation.

1. $w^2+4w=0$

$w(w+4)=0$

$w=0$ or $w=−4$

1. $5w^2-2w=0$

Start by factoring.

1. $w^2=6w$

Move both $w$'s to the same side and then factor.