Question

6a - 3d
when a = 1, d = 2

Answer 1

Hello.

Swap the letters with the known numbers.

6a - 3d --> 6 * 1 - 3 * 2

Use PEMDAS

6 * 1 = 6

3 * 2 = 6

6 - 6 = 0

The final answer is 0