The scale factor is 3 because 2 times 3 equals 6 and 6 divided by 2 equals 3
i think
Which one do you want to be awnserd
Answer:
Answer is b or 10.
Step-by-step explanation:
The reason for this is that you will just plug in all the answers in x and the answer has to match 15.
So...
2(10) - 5 = 15
15 = 15
This is true so the answer is 10.
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2x^2-4=124 is the correct answer.