Please help with this desmos problem. btw you can only use each number once.

Which graph represents the equation y =4x

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.