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matrenka [14]
3 years ago
12

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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