What is that solution to -4|2x+6|=24?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

How many solutions does the nonlinear system of equations graphed bellow have?