Need help with 9-13 please

Mathematics

1 answer:

solmaris [256]3 years ago

6 0

9. c=100+25n

10. c=100+25(12)

11. c=100+25(12)
c=100+300
c=400

12. You perform multiplication first

13. expression: c=10+5n, cost after 8 months: 50 dollars

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