PLEASE HELP What is the equation in slope-intercept form of the line that passes through the points (4, 2) and (6, 12)?

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

Plz hurry evaluate the expression a+b where a=8 and b=19

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.