Answer:
4x² - 21x - 18
Step-by-step explanation:
Use FOIL.

Hope this helps.
Simple you just solve for y and put the equation in slope-intercept form
Answer:
$30
Step-by-step explanation:
Ounces to pounds. 16oz in a pound.
40 / 16 = 2.5
12 x 2.5 = 30
You will pay $30 on shrimp.
Answer:
24
Step-by-step explanation:
The conversion is 9*9=81
The conversion is true