Equivalent expressions are expressions of equal values
The simplified expression of (3 - 4i) + (7 - 6i) is 
The expression is given as:

Remove brackets in the above expression

Rewrite the expression by collecting the like terms

Next, evaluate the like terms

Hence, the simplified expression of (3 - 4i) + (7 - 6i) is 
Read more about equivalent expressions at:
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Using hit and trial, you van find it pretty easily-
- Putting x=0, we get y=-3
- Putting x=1, we get y=-1
- Putting x=2, we get y=5
You can try it for yourself as well, for me, I couldn't find any other option appropriate.
No they are not equivalent and if you are trying to get a mixed number try dividing
Answer:
Step-by-step explanation: