They are actually the same.....Hope this helped you!!
Answer:
The bill excluding tax is $31.21 and the 20% tip was $6.24.
You need to learn no to copy it kiddo
The answer is (5p+6q)(5p-6q)
Steps:
Apply difference of the squares rule: x^2-y^2=(x+y)(x-y)
25p^2-36q^2=(5p+6q)(5p-6q)
Hope this helps you! (:
-PsychoChicken4040