Question

Mary has ​$
160. She is buying beads for a necklace that cost ​$
4 each. Use this information to answer questions 5

–6.
5. Write an equation showing the relationship between the number of​ beads, b, she​ buys, and the amount of money she has​ left, m.

Answer 1

160 - 4b = m
she has 160 so you have to subtract the price of beads (4) multiplied by the number of beads (b). And the answer is the amount of money that has left (m)