7(3x/1)=-1its distributive property but I don't know how to solve it
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Answer:
Step-by-step explanation:
If you want to make
into a perfect square binomial, take half the linear term, square it, then add it to both sides. Our linear term is 12. Half of 12 is 6, and 6 squared is 36.
The value that makes this a perfect square binomial is 36.
Writing the expression as a square of the binomial is: