Answer:
x^2 + 18x + 81
Step-by-step explanation:
(x+9) (x+9)
then distributive property
Answer:if the notebooks cost 3.59 and pens cost 1.49, with x representing the notebooks and y representing the number of pens and an amount of $13, the inequality would be written as 3.59x+1.49y13
Step-by-step explanation:
<span>3a^4b^-2c^3
</span><span> 3a^4c^3
= --------------
b^2</span>
Answer:
a) The GCF of 63 and 36 is 9
b)

Explanation:
a) To find the GCF of 63 and 36, we do the following:
Write 63 and 36 as follows:

The common factors are:

Therefore, the Greatest Common Factor (GCF) is 9
b) To find the factor 63 - 36
Katy is wrong because 5 divided by .25 is 20. 20 quarter pounders can be made.