Answer:
1
Step-by-step explanation:
5m + 9n
5(-7) + 9(4)
-35 + 36
1
I'm assuming you don't still need these? Sorry I didn't see this in time
the greatest common factor is 1
Answer:
Third option
Step-by-step explanation:
Because it has to be JKL or LKJ, (see how the K stays in the middle)
4 multiplied by 8 would be 32. I know this because if you have one group of 8, and add 3 more, and you sat down to count, you would get 32. Also, 8 plus 8 plus 8 plus 8 is 32.