Determine whether the sets are equal, equivalent, both, or neither. {l, m, n, o} and {w, x, y, z}

Neither
Neither

Equal
Equal

Equivalent
Equivalent

Both

it is 28 degrees colder in detroit than philadelphia.

step-by-step explanation:

what number adds to 21

-7 + ? = 21

-7 + 28 = 21

hope it

it should be a.

hope it

the image is given below

since the options are not given so we draw it from the equation

the given equation is

y = (x-1) (x+4)

y = y² + 3x - 4

the above equation is a quadratic equation which will have two roots. if we draw the graph for it, it will look like this