Answer:
8 and 17
Step-by-step explanation:
This really is left up to you as long as you have an odd number in the tens place and a 7 in the ones place. How big (or small) the number is is up to you. As long as it is at least 17, it's pretty much up to you.
that differences are that mass is a measurement of the amount of matter something contains and mass is measured by using a balance comparing a known amount of matter to an unknow of matter
Hello :

5a-5 +2a =2a
5a =5
a=1 ( refused)
conclusion : <span>none</span>