Answer:
1. x=10,-10
2. x = 5
x = -5
3. x=-5
4. x ∈ {4,- 3/2}
Step-by-step explanation:
Answer: 4($9.95)+2($12.95)+($15.95)=115
Step-by-step explanation:
The answer is 7.5for the question
Answer:
No.
Step-by-step explanation:
Biased means extremely on one side, so no, the questions are not biased.