If y= -2x-1 and x= -2 what is the answer?

Can someone check my answer? you

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.

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a