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Two Problems

8. A mother is four times as old as her duaghter. IN 20 years, she will be twice as old as her daughter. How old are mother and duaghter now?

9. Find the equation of the line that is perpendicular to the line 4x-3y = 15 AND has the same y intercept as the line that is parallel to 4x-3y =15 and passes through the point (24,57)

Solution Preview

Assume the daughter is x and the mother is 4x right now. 20 years ...