Question

9 Questions/45 points

Answer 1

You have a lot of questions here, try breaking them up into multiple posts and you may get more responses.

I will help with some.

(x+3)=0

The solution is just -3.
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3m(m-4)=0

The two solutions are 0 and 4.
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(r-3)(r+2)=0

The two solutions are and 3 and -2.

I hope this gets you started in the right direction.