Respuesta :

Answer:

a. 60

b. -32

c. 3598

d. -6

Step-by-step explanation:

all you have to do is plug in the numbers that are given to you for the missing variables and then solve it regularly.

6×7+2×3

5×(-18)÷3-2

(6×10)^2-10÷5

(1-3)(1+2)