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07-12-2017
Mathematics

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3(x-7)=9(4x+5) what is the answer????

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Аноним Аноним

07-12-2017

PEMDAS

3 ( x - 7 ) = 9 ( 4x + 5 )
3x - 21 = 36x + 45
-36
-33x - 21 = 45
+21

-33x = 66
------ ------
-33 -33

x = -2

Your answer should be -2

I hope this helps!

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