Mathematics, 08.10.2021 19:50 cutechickens13
An electronic repair shop offers three types of service: on-site,
at-store, and by-mail. On-site service costs 3 times as much as
at-store service. By-mail service costs $10 less than at-store
service. Last week, the shop completed 15 services on-site, 40
services at-store, and 5 services by mail for total sales of
$2650.
Answers: 3
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An electronic repair shop offers three types of service: on-site,
at-store, and by-mail. On-site s...
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