Answer:
all u have to do is find the second difference
Let m the tens digit and n the ones
the Original number is 10m+n
7(m+n) =10m+n
7m+7n=10m+n
6n=3m
Reversing the number 10n+m
10n+m=18+n+m
9n=18
n=2
6n=3m
6(2)=3m
3m=12
m=4
the number is 10m+n=10(4)+2=42
Answer:
c is the answer
Step-by-step explanation:
Answer: 137.08 m tall
Step-by-step explanation:
100-77=23
596x0.23=137.08
Answer:
I would be glad to help you if you give me some more informatio.
Step-by-step explanation:
