Answer:
-13
Step-by-step explanation:
6-7 x 6+7
-1 x 13
-13
Answer:
-9/4
Step-by-step explanation:
putting these to y/x form it is 9/-10 and -9/-6 which has a difference of -9/4 (hopefully this is correct-)
You would have to do 1/3x2/5 which is 2/15. So 2/15 of the girls in the school play sports.