Question

What should be added to 5x^2 -3y^2+5 to get 3x^2 -5y^2???
Please answer only if you know...VERY URGENT

Answer 1

Answer:

$3 {x}^{2} - 5 {y}^{2} - (5 {x}^{2} - 3 {y }^{2} + 5) \\ 3 {x}^{2} - 5 {y}^{2} - 5 {x}^{2} + 3 {y}^{2} - 5 \\ - 2 {x}^{2} - 2 {y}^{2} - 5$