Evaluate the variable expression when a = 3, b = 1, c = −6, and d = −5.
2d − a
b − 2c
We are giving the equations:
2d-a
And
b-2c
Now, we can plug in the values to get the following:
1. 2*-5 - 3
-10-3
-13
2. 1-2*-6
1+12
13
Hence, part 1 is -13 and part 2 is 13.