When you find a point graph that you think is the intersection, the best way to double check your answer is to?
in need of !

i'm not entirely sure

step-by-step explanation:

if you ask home depot or lowe's they might be able to you out

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.