Question

9.50(70+x)≥1000

Question 1
A student theater charges $9.50 per ticket.

a. The theater has already sold 70 tickets. Identify an inequality that represents how many more tickets x
the theater needs to sell to earn at least $1000.

Responses

70+9.50x≥1000
70 plus 9 point 5 0 x is greater than or equal to 1000 - no response given

(9.50)(70)+x≥1000
9 point 5 0 times 70 plus x is greater than or equal to 1000 - no response given

9.50(70+x)≥1000
9 point 5 0 times open paren 70 plus x close paren is greater than or equal to 1000 - correct

1000≥(9.50)(70)+9.50x
1000 is greater than or equal to 9 point 5 0 times 70 plus 9 point 5 0 x - no response given
Question 2
Solve the inequality.
The solution is
, which means that at least
more tickets must be sold.

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Question 3

Answer 1

x≥35.26315789 inequality form

(35.26315789,∞) interval notation

Isolate the variable by dividing each side by factors that don't contain the variable.