Answer:
7x+21y=5439
x+y=305
Step-by-step explanation:
it's pretty self explanatory, right?
<span>3√10+7√15-6√10-4√15 =
(7</span>√15-4√15)+(3√10-6√10) =
3√15 - 3√10
<span>B.3√15-3√10</span>
Answer:
1. yes 2. yes 3. no
Step-by-step explanation:



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85÷17=5
the average change in field position on each run is 5 yards