Area formula for 8c by 8c using A=bh

64 c^2

Step-by-step explanation:

If the base is 8c and the height is 8c

A = bh

   = (8c) * (8c)

    = 84 c^2

your answer is d 2,500

step-by-step explanation:

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10