A woman is twice as old as her daughter. Twenty years ago, she was four times as old as her daughter. How old are they now?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter2: Linear Equations
Section2.4: Solving Equations With The Variable On Each Side
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  1. A woman is twice as old as her daughter. Twenty years ago, she was four times as old as her daughter. How old are they now? 
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