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OpenStudy (anonymous):
A student has $45 when she went to the mall. She spent $9 on a pair of earrings. She wants to buy some CDs that cost $12 each. Write and solve an inequality to determine how many CDs she can buy.
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OpenStudy (anonymous):
Here you go
OpenStudy (triciaal):
45-9 >/= 12 x where x is the number of CDs
OpenStudy (triciaal):
@phuongduongm you have your sign wrong. The maximum left to purchase CD = 36 so 12 x is less than 36 means x < or it can = 3
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