Chau still needs to drive 188.6 miles more.
Step-by-step explanation:
Given,
Miles driven by Chau = 17 miles
Total mile to be driven by Chau = 205.6 miles
Let,
x represent the number of miles Chau still needs to drive.
Miles already driven + Miles to be driven = Total miles
[tex]17+x=205.6\\x=205.6-17\\x=188.6 \\[/tex]
Chau still needs to drive 188.6 miles more.
Keywords: variables, subtraction
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