23-x/30-x=57-x/78-x

Asked by Vaibhav.verma.3914207 | 8th Jan, 2018, 09:30: PM

Expert Answer:

begin mathsize 16px style fraction numerator 23 minus straight x over denominator 30 minus straight x end fraction equals fraction numerator 57 minus straight x over denominator 78 minus straight x end fraction
cross space multiply space you space will space get
straight x equals 6 end style

Answered by Arun | 9th Jan, 2018, 01:20: PM

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