In a group of 65 students,40 students want to be doctor 20student want to be social worker. The number of students who want to be doctor only and that who want to be social worker only are in the ratio 3:1. By drawing Venn diagram find:how many want to be both.

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

if farmer matt works for 8 hours a day, how many days will it take him to completely plant 12 rows of crops? each batch of cookies needs 3/4 cups of sugar.

step-by-step explanation:

too hard the other guy did it

step-by-step explanation: