Answer:
the answer is B
Step-by-step explanation:
The answer is B. l+w+d cannot be more than 61 inches so that sum must be less than 61 inches
Answer:x>-1
Step-by-step explanation:
Recall the inclusion/exclusion principle:

which means
This is relatively easy because that 25 is a perfect square, whose (square) roots are 5 and -5. x^2-10x+25 = (x - 5)(x - 5). Note how (-5)(-5) = +25, and how -5x - 5x = -10x.
The roots are { (x-5), (x-5) }.