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Solve for x, y, z

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15