Question

21. 4a + b -|2c|
If a=4 b=-3 c=10

Answer 1

4a + b - |2c|

First, 2c = 20, so absolute value of 20 is still 20
-> 4a + b - 2c.
Substitute a = 4, b = -3 and c = 10.

= 16 - 3 - 20 = -7