Thw answer to your Problem would be A
Answer
The sum of y and z must be 1/2 x
Step-by-step explanation:
You'll see
Answer:
-4, 1
Step-by-step explanation:
The subtraction sign in front of the second set of parenthesis changes the signs on the terms inside those parenthesis. So this could be rewritten as

. None of the exponents on the x are the same, so we will just express it in terms of descending powers of x.

. This is also the same as

if you don't like to start with a negative. Either one is correct.