Answer:
63.
first of all you didn't give me the common number
do i look like a Weezer
Answer:
a) 2-5 = -3
b) 3(4) + 2(4) = 20
c) (3(5)+2)(5-4) = 17
Step-by-step explanation:
Substitute the variables for their values and then solve from there. Hopefully this helps, I don't know if I answered your question fully.
Answer: 42
explanation : 90-48=41
