SOLUTION: The expression 100+age/2 provides a reasonable approximation for a healthy person's systolic blood pressure. If Carol Mankiewicz is healthy and has a systolic blood pressure of 127
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Question 951993: The expression 100+age/2 provides a reasonable approximation for a healthy person's systolic blood pressure. If Carol Mankiewicz is healthy and has a systolic blood pressure of 127, how old is she?
Found 2 solutions by ankor@dixie-net.com, macston:
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
let a = C's age
;
Using the given formula
100 + = 127
subtract 100 from both sides
= 27
multiply by 2
a = 54 yrs is C's age
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
100+(age/2)=systolic Subtract 100 from each side.
age/2=systolic-100 Multiply each side by 2.
age=2(systolic-100) For systolic=127
age=2(127-100)
age=2(27)
age=54 ANSWER: She is 54 years old.
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