Answer:
John has $21.
Step-by-step explanation:
Let John's "wealth" be w. Then 2w+8 = 50, or 2w = 42, or w = 21.
John has $21. Eight more than twice this is 42+8 = 50, as expected.
f = 4n
f = n+27
Fred is 36 years old and Nathan is 9 years old.
n = 9
C
Hope this helps have a great day. :))))
No, I believe the solution is (2/3, 11/3)