Answer:
a^2-b^2=(a+b)(a-b) where a=4x and b=5. (4x+5)(4x-5)
Step-by-step explanation:
Since both terms are perfect squares,factor using the difference of squares formula
The gcf of 15 and 70 is 5
Answer:
9 ounces
Step-by-step explanation:
Answer:
7
Step-by-step explanation:

I hope it helped you