SOLUTION: I need to solve the following: Mallory is 23 years older than Lisa. Draw a graph showing Mallory's age as a function of Lisa's age for the first 40 years of Lisa's life. Find

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Question 20537: I need to solve the following:
Mallory is 23 years older than Lisa. Draw a graph showing Mallory's age as a function of Lisa's age for the first 40 years of Lisa's life. Find the point on the graph when Mallory is twice as old as Lisa.
Thanks,
Teri
Answer by pwac(253) About Me  (Show Source):
You can put this solution on YOUR website!
Mallory's age = Lisa's age+23
If we have Mallory as y
and Lisa as x
y=x+23
graph%28350%2C350%2C-5%2C40%2C-5%2C60%2Cx%2B23%29
To mark the point when Mallory is twice the age of Lisa
take a line vertical from x axis at 23 and horizontally from y axis at 46
Pete