What is the value of x in given equation 3x=20/7-x ?
a)10by7 .
b)20by21 .
c)5by7 .
d)none of these .
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Step-by-step explanation:
3x=20/7-x
3x+x=20/7
4x=20/7
28x=20
x=20/28
x=10/14
x=5/7.............. answer
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2
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