3 years ago

Solve the equation 3x/3x-1 + 2/x = 1

Mathematics

1 answer:

lara [203]3 years ago

6 0

Answer:

2/7=0.285714

Step-by-step explanation:

3x/3x-1+2/x=1
3x2+2(3x-1)/xx(3x-1)=1
3x2+6x-2/xx(3x-1)=1
3x2+6x-2=xx(3x-1)
3x2+6x-2=3x2-x
6x-2=-x
6x=-x+2
6x+x=2
7x=2
x=2/7=0.285714

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