Jan's electric biltis averaging $10 per day mostly due to the air conditioner. By settng the AC to a highèr temperature, closing curtains to block sunlight, and using direct-blowing fans for comfort, Jan reduces the bill to $7 per day. How much did Jan reduce the electric bill for a 30-day month?
Jan's electric biltis averaging $10 per day mostly due to the air conditioner. By settng the AC to a highèr temperature, closing curtains to block sunlight, and using direct-blowing fans for comfort, Jan reduces the bill to $7 per day. How much did Jan reduce the electric bill for a 30-day month?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter3: Linear And Nonlinear Functions
Section3.7: Piecewise And Step Functions
Problem 30PPS
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