Respuesta :

Option D.

H = 90 + 2.50r (Henry makes a flat rate of 90 and 2.50 per repair.)

Y = 75 + 5.25s (Yolanda makes a flat rate of 75 and 5.25 per sale.)

D. H = 90 + 2.50r

Y = 75 + 5.25s