Question

find the value of the expressions if a=4 and b=2 5a-2b/4ab -8​

Answer 1

Answer:

0.6667

Step-by-step explanation:

5a-2b

4ab -8

Now substitute a=4 and b=2

=> 5 (4) - 2 (2)

4 (4)(2) - 8

=> 20-4

32-8

=> 16

24

=> 0.6667