Answer :
[tex]Amy=n[/tex]
[tex]Chris=n+18[/tex]
Mean:
[tex]45= \frac{(n)+(n+18)}{2} [/tex]
So, [tex]45=n+9[/tex]
Therefore, [tex]n=36[/tex]
[tex]Amy=n=36pounds[/tex]
[tex]Chris=n+18=54pounds[/tex]
Hope I helped :)
(Sorry I was late for you other question)
[tex]Chris=n+18[/tex]
Mean:
[tex]45= \frac{(n)+(n+18)}{2} [/tex]
So, [tex]45=n+9[/tex]
Therefore, [tex]n=36[/tex]
[tex]Amy=n=36pounds[/tex]
[tex]Chris=n+18=54pounds[/tex]
Hope I helped :)
(Sorry I was late for you other question)