Answer :
Answer:
(x+3)(x+7)
Step-by-step explanation:
3+7 = 10 (the middle number)
3(7) = 21 (the third number)
Answer:
a
Step-by-step explanation:
FOIL
f-first
o-outer
i-inner
l-last
Answer:
(x+3)(x+7)
Step-by-step explanation:
3+7 = 10 (the middle number)
3(7) = 21 (the third number)
Answer:
a
Step-by-step explanation:
FOIL
f-first
o-outer
i-inner
l-last