The stretch of a spring is proportional to the weight attached. If a weight of 20 ounces stretches a spring 5 cm, what weight would stretch the spring 8 cm?

22

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

because that’s us why