<h3>Solution for Line A and B:</h3>
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Point Form:

Equation Form:

Answer:
42
Step-by-step explanation:
29.3 mph because the first bicyclist went 88 miles while the second went only 84 at 28 mph
Part a
60h ≤ 438
Part b
7.3 hours
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Answer:
3.6 km
Step-by-step explanation:
total distance covered = distance covered x time taken
<h3>=0.9×4=3.6km</h3>