PLZ HELP!!!!!! (WILL GIVE BRAINLIEST!!!!)
1 answer:
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Answer:
x=8
Step-by-step explanation:
Let's say this mystery number is x.
6 times this x is 16 less than the square of x so we can write this as:
We can then re-arrange this into a quadratic and simplify it so:
x=8, x=-2
And since the question is asking for the positive solution,
x=8