Callie's Craft Store offers knitting lessons. They charge $25 for the class and another $3.75 for each roll of yarn that a stude

Question

3 years ago

13

Callie's Craft Store offers knitting lessons. They charge $25 for the class and another $3.75 for each roll of yarn that a stude

nt wants to use. How many rolls of yarn did Sandra use if it cost her $40 to take the class? Let r represent the number of rolls of yarn that Sandra used. Which answer choices show the correct equation and solution for this situation?

Mathematics

1 answer:

ExtremeBDS [4] · Answer 1 · 2022-10-30T02:56:22+03:00

ExtremeBDS [4]3 years ago

7 0

Answer: x=4

Step-by-step explanation:

25+3.75×x=40
25+3.75x=40
3.75x=40-25
3.75x=15
x=15/3.75
x=4