Answer:
i think c
Step-by-step explanation:
Answer:
GCF: 20
Step-by-step explanation:
The thing you want to do is factor both numbers down to their lowest primes.
40:2 * 2 * 2 * 5
60:2 * 2 * 5 * 3
Now underline what is in both sets of primes. I'll bold them. The number that is bolded comes from 2 * 2 * 5 which is 20
The highest common factor is 20
Answer:
1e+35
Step-by-step explanation:
1+1 is equal to 3-1. 1+1=2. 3-1=2. 2=2
