Please help me with this question guys please hurry I am timed

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .

Find the commission on a $590.00 sale if the commission is 15%.