The grocery store sells kumquats for $4.75 a pound and Asian pears for $2.25 a pound. Write an equation in standard form for the weights of kumquats k and Asian pears p that a customer could buy with $22.

(1 point)
4.75k+2.25p = 22
4.75k 2.25p+22
4.75 +2.25 = k
4.75p+2.25k = 22