William’s typical running speed is 6 mi/h. The difference between his fastest speed and his typical speed is 1.5 mi/h. The equat
ion f minus 1.5 = 6 can be used to represent this problem, where f is William’s fastest speed. What is William’s fastest speed?
2 answers:
Answer:
5.5
Step-by-step explanation:
Answer:
7.5
Step-by-step explanation:
i finished the test:)
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16 questions right is the answer
ans is b...multiply eqn 1 by -2 and eqn 2 by 3
=》 -6x + 10y = 4...eqn 3
=》 6x + 3y = 9...eqn 4
add eqn 3 and 4...
=》13y = 13
=》y =1 and x = 1