Answer:
The value is
Step-by-step explanation:
From the question we are told that

And that

So the number of sand grain that is in
is mathematically evaluated as
=>
Answer:
y= 6x - 5
Step-by-step explanation:
Example: -2 times -2= 4 -2times 2= -4
So basically when you divide and multiply the same signs . the answer is positive. if the signs are different then the answer is negative
Answer:
where
is the amount of banners sold.
Step-by-step explanation:
We know the team has already spent $40, and they earn #3.5 per banner.
Hence, with
representing the amount of banners sold, the equation is 