Davis runs at a speed of 4 3/4 miles per hour. at this rate how far can he run in 3 1/2 hours
1 answer:
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Answer:
Step-by-step explanation:
Recall that we say that d | a if there exists an integer k for which a = dk. So, let d = gcd(a,b) and let x, y be integers. Let t = ax+by.
We know that so there exists integers k,m such that a = kd and b = md. Then,
. Recall that since k, x, m, y are integers, then (kx+my) is also an integer. This proves that d | t.
Call Anita's score 
and Joelle's score 
.
1) "<span>their combined total score for one game was 425 points"
</span>Therefore
2)"Anita’s score was 40 less than twice Joelle’s."
Therefore
Substitute:
Solve:
Backsubstitute:
1) "<span>their combined total score for one game was 425 points"
</span>Therefore
2)"Anita’s score was 40 less than twice Joelle’s."
Therefore
Substitute:
Solve:
Backsubstitute: