Question

Evaluate - 2c + d for c = -9 and d = 4.

Please help.​

Answer 1

-14

Explanation:

2c + d

We are given the values of c and d:

c = -9

d = 4

We substitute in these values

2(-9) + 4 = ?

2 times -9 is -18

-18 + 4 = -14

2c + d = -14