The number of people waiting in a line to buy tickets x minutes after a ticket booth opened is given by the expression 70−5x .
1 answer:
Answer:
the number if people in line when the booth opened.
Step-by-step explanation:
70-5x: the number goes down by 5 people per minute. So for example if it has been 10 minutes, 50 people would’ve been given their tickets.
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Answer:
total: 3x + 7
Step-by-step explanation:
Nancy = x
Bill = 2x + 7
together = 3x + 7
Plug in -11 for x
8(-11) + 2.
-86
Multiply 1/5 and 1/4 so that everything has a common denominator of 200.
1/5*40/40 = 40/200
1/4*50/50 = 50/200
