Answer:
When the lines are parallel, there are no solutions, and sometimes the two equations will graph as the same line, in which case we have an infinite number of solutions.
Step-by-step explanation:
Answer:
648000 times/hr
Step-by-step explanation:
6.48 * 10^5
Move the decimal 5 times to the right.
The answer you should get is 648000 times per hour.
Answer:
(5+5)x2
Step-by-step explanation:
I think this is it, as for you said a person sent 5 emails to 5 friends, so 5 so far. Then they sent 5 mails, 5+5=10. This happened 2 times so 10x2.
Answer:
Step-by-step explanation:
Exact value is (130 )
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