It means that x value is between 2 to 7 ( more than 2, but less than 7)
In notation, 2 < x < 7 or (2,7).
Answer:
D
Step-by-step explanation:
The answer is d, because a represents adults, and c represent children. It's $45 per adult, so $45a, and $30 per child, so $30c. a+c is equal to 10, because that's how many tickets were purchased. $45a+$30c=345, because $345 is the total amount spent on tickets.
Answer:
D= 19
Step-by-step explanation:
114 ÷ 6 is 19
The answer is B. The last too are both negative. So they are not true numbers.
Answer:
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Step-by-step explanation:
