Which expression is equivalent to 63 + 27? A. (9 x 7)(9 x 3)
B. 9(7 + 3)
C. (9 + 7)(9 + 3)
D. 9 + (7 X 3)

A. (9x7)

Step-by-step explanation:

A. ( 9 x 7 ) = 63 and ( 9 x 3 ) = 27 (correct answer)

B. ( 7 + 3 ) = 10 and then 10 x 9 = 90 (incorrect answer)

C. ( 9 + 7 ) = 16 and ( 9 + 3 ) = 12 (incorrect answer)

D. ( 7 x 3 ) = 21 and then 9 + 21 = 24 (incorrect answer)

I hope this helps :)

this is a good question! i'll do some research and come back when i have the answer!

look in attachments

step-by-step explanation:

a = (-2, 0)

b= (-4, 0)

c = (-5,2)

d = (-1,2)