What is 6 8th plus 7 8th

13/8

Step-by-step explanation

Since the denominator is the same, you keep it. Then you just add 6 and 7 which is 13.

hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb

c.

step-by-step explanation: