The figure shows two lines cut by a transversal. What value The figure shows two lines cut by a transversal. What value of x shows that the lines are parallel?

What does x = in this equation x+3+2x=x+5

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)