Shawna's bikes rents bikes for $19 plus $4 per hour. lea paid $39 to rent a bike. for how many hours did she rent the bike?

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 .

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

How do you write something in scientific notation?