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Solve for x and check |
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4. Solve the following system of equations by
and check your answer
5. Linda goes to visit a friend who lives in Lompoc. It is 390 miles
from Linda's house to her friend's house. When she came back, it took
her a half an hour less time and her average speed was 5 miles per hour
faster. How fast was she going when she went down to
Lompoc, and how fast was she going when she drove back?
