Question

what is the solution of 2/3x=x-20

Answer 1

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Answer 2

Step-by-step explanation:

2/3x = x-20

2 = 3x^2 - 60x (Cross Multiplication)

3x^2 - 60x -2 = 0

D = (-60^2) -4 . 3 . -2

D = 3600 + 24

D = 3624 (lets assume root of D = 60)

$\alpha = 60 + 60/-8 = -120/8 = -15\\\\\beta = 60 - 60/ -8 = 0/-8 - NP$

X = -15