Shawn, Rebecca, and Karen went to an office supply store. Shawn bought 6 pencils, 6 markers, and 7 erasers. Her total was $28.50. Rebecca spent $22.25 buying 5 pencils, 4 markers, and 6 erasers. Karen bought 4 pencils, 5 markers, and 5 erasers for $21.25. What is the cost of each item?

markers = 1.75

pencils=1.25

erasers=1.50

Step-by-step explanation:

lets start by writing equations to symbolize what the bought m being markers

p being pencils

and e being erasers

Shawn=6p+6m+7e=28.50

Rebecca=5p+4m+6e=22.25

karen=4p+5m+5e=21.25

i will attatch the picture of all the next steps

1 1/5

step-by-step explanation:

answer:

your answer is: c. 196 7/8 in^3.