Solve the system of equations -3x+y=-9
3x-y=9

Uh I think the answer is no solution???!? But I’m not sure, pls help.

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 .

Which expression is equivalent to 3^3 + 2^2?

How are sas and sss used to show that two triangles are congruent?