Look at this system of equations. how can the system be changed so that the two equations have equal y-coefficients?
3x + 5y = 7
2x + 15y = 11

Which graph shows a function with a range of all real numbers greater than or equal to -1

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Mama mia restaurant used 1 2 2 1 ? of their mozzarella cheese making pizza and the remaining 6 4 64 ounces making pasta. how many pounds of mozzarella cheese did mama mia start with?