Simplify 40x^7 - (-12x^7)

answer: the anser is 3

step-by-step explanation:

c- 2o is equal to 9

answer: i realy don't get it that much can you me figer it out pleas you

step-by-step explanation:

it would open into a square depending on the type of envelope i’m not sure about the second part

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).