Answer:
Step-by-step explanation:
Use the following formula:
slope: 
Let:

Plug in the corresponding numbers to the corresponding variables:

is your answer.
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Answer:
When dividing both sides by a negative.
Step-by-step explanation:
When dividing OR multiplying both sides by a negative, we need to flip the inequality signs.
You would do parentheses first and that answer you will x 7
7^5/4 would be the answer to the question I think you are asking
Answer:
b
Step-by-step explanation: