Answer:
Step-by-step explanation:
sales tax on the shirt= 20(0.09)=1.8 dollars
total cost with sales tax =20+20(0.09)=21.8$
Answer:
18: b. y= -x+6
19: c. y-3=2(x-3)
Step-by-step explanation:
i hope this helps :)
Answer:
values of x and y is (4, -2), (0, 0) and (2, 10)
Step-by-step explanation: