Answer:
So if she has no more than 90 Hershey's then she only has 90 Hershey's
She has 5 boxes
90/5 (divide)
=18
Step-by-step explanation:
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Answer:
1/25
Step-by-step explanation:
f(x)=5^x
f(-2)=?
substitute -2 in place of x
f(-2)=5^-2
=1/5^2
=1/25
A multiplication is zero if and only if at least one of the factors is zero. So, in this case, the multipications equals zero when
The first equation has no real solutions, because 
is a square, and thus it's positive. If you add 4 to a positive number, the result can't be zero.
The second equation has the solution
So, globally, the expression equals zero if and only if 
Bus=12
Walk=90
Bike=?
Car=?
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