A jeweler is selling bracelets at an art convention. it costs $135 to obtain a booth at the convention. the cost to make a single bracelet is $4.50. the jeweler sells the bracelets for $12 each. The inequality 12b > 135 + 4.50b represents the situation in which the jeweler makes a profit.

(a) Loss from selling 15 necklaces

(b)

Step-by-step explanation:

The question has missing details. (See the comment section for missing details)

Given

Solving (a): Will she make a profit from 15 necklaces

To do this, we substitute 15 for b in

The inequality is not true.

Hence, she'll make a loss from selling 15 necklaces

Solving (b): An expression that represents profit.

To do this, we solve for b in

Collect Like Terms

Make b the subject

This implies that to make a profit, she must sell more than 18 necklaces.

this is not the answer this is just a question. is this middle school math?

step-by-step explanation: