Answer:No, it didn't affect the inequality sign because we multiplied and divided by a negative number. In the 4th operation, the inequality sign changed because we divided by a negative number
Step-by-step explanation:
Answer: n > 
Step-by-step explanation:
1. So, to understand this you need to understand that the opposite of 11 is -11.
2. Use the formula 3n+12>-11.
3. Subtract 12 from both sides (3n>-23)
4. Divide by 3 on both sides. (n>
)
5. You can go a step further and simplify into -7
.
6. n > 
Answer: 2+q
Step-by-step explanation:
400x to the power of 2 + 480x + 144