Question

Evaluate the expression when a=3 and x=-3 x-7a=

Answer 1

The answer to x-7a= is -24. By multiplying 7(3) and then subtracting that from -3

Answer 2

To find the answer,put a=3 and x=-3 into x-7a.
We can then get:

-3-7(3)
=-3-21
=-24

Therefore,the answer is -24.

Hope it helps!