The slope is -9 and (7,8) is on the line. Enter an equation in standard form

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?