Answer:
arithmetic sequence
A sequence with the difference between two consecutive terms constant. The difference is called the common difference.
Step-by-step explanation:
m+f=38
(f-4)^2=m-4
f^2=m IF their age is 30 combined
4^2=16
16=16
Fred is 4, Mabel is 16.
your answer is 18$
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the answer is 576.837
599 times 3.7 is 22.163
599 - 22.163 is 576.837
