HELP PLZ WILL GIVE BRAINLIEST

Mathematics

1 answer:

makkiz [27]3 years ago

5 0

I find it easier just to graph this sort of question rather than multiply it all out.

x = 3.5

_____
(x^2 +2x +1) -(x^2 -6x +9) = 20
.. 8x -8 = 20
.. x = 28/8 = 3.5

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