For 4 hours of work, a consultant charges $400. for 5 hours of work, she charges $450. write a point-slope equation to show this, then find the amount she will charge for 10 hours of work.

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?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

The total number of dental clinics total for the last 12 months was recorded