Suppose there are two types of persons: high-ability and low-ability. a particular diploma costs a high-ability person $10,000 and costs a low-ability person $18,000. firms wish to use education as a screening device where they intend to pay $35,000 to workers without a diploma and $k to those with a diploma. in what range must k be to make this an effective screening device?

the f

last graph i believe

step-by-step explanation:

worked it out i believe

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x

it is x equals 3   plese mark me really need it

step-by-step explanation:

in 1995, potato plants were taken into space aboard the space shuttle columbia.

step-by-step explanation: