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:
.
Step-by-step explanation:
The given equation is

Using distributive property, we get



Isolate variable terms.


Divide both sides by -0.35.



Therefore,
.
Answer:
x= -3
Step-by-step explanation:
2x+14= 8
2x= -6
x = -3
Answer:
x+1/x-1 +1 / x+1/x-1 -1= x