6. amy bought some used books for $4.95. she paid $0.50 each for some books and $0.35 each for the others. she bought fewer than 8 books at each price. how many books did amy buy? how many cost $0.50? show your

d

step-by-step explanation:

d

the answer is:

the answer is:

to solve the problem, we need to remember the quotient of power property, it's defined by the following relation:

if we have a quotienf of powers that have the same base, we need to keep the same base and subtract the exponent of the denominator power to the exponent of the numerator power.

so, we are given the expression:

then, calculating we have:

hence, the answer is:

have a nice day!