Which equation represents the line that passes through (-6, 7) and (-3, 6)? y=-1/3x+9
y=-1/3x+5
y=-3x - 11y
y=-3x + 25

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.