There are 3 black shoes and 9 red shoes. The ratio is 3:9. What fraction of shoes are black? *
2 answers:
You might be interested in
slope is -1
we have a point as (-4,3)
we can use slope intercept form of line
we can plug m=-1
now, we can plug point (-4,3)
x=-4 and y=3 and then we can find b
now, we can plug back
and we get
............Answer