Answer:
m=3
Step-by-step explanation:
(7m*3-1)/3=2
21m-1=2*3
21m=6+1
21m=7
21/7=m
3=m
2 he bought 2 because he has 5 + 3 = 8 and you have a total of 10 bags so he can only have 2 left
We know that
<span>The domain is :ALL REAL NUMBERS
that means
the domain is the interval (-</span>∞,∞)
and
<span>The range is : ALL REAL NUMBERS GREATER THAN OR EQUAL TO 0
</span>that means
the range is the interval [0,∞)