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Mathematics 8 Online
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.

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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