6. The answer is A. 3 - 3x
7. The answer is C. -30
8. The answer is B. -11
9. Believe the answer is B. 7xy
10. The answer is A. 48
Answer:
(-9,-10)
Step-by-step explanation:
Answer:
7x -1 is correct after combining like terms
Step-by-step explanation:
6+8x-7-x
To simplify algebraic expression we combine like terms
In the given expression
-x or -1x are same
8x and -1x are like terms
6 and -7 are also like terms
8x-1x= 7x
6 - 7 = -1
So 7x -1 is correct after combining like terms
Can you say exactly what your asking for.
