cierra is keeping track of the amount of money in her lunch account each week. she writes the equation A= -6w + 40. What number represents the rate of change?

the aswere is the one with all 8's and the second one is with the 10,8 and 6

step-by-step explanation:

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb