IDNStudy.com, ang iyong mapagkukunan para sa mga sagot ng eksperto at komunidad. Sumali sa aming platform ng tanong at sagot upang makatanggap ng mabilis at eksaktong tugon mula sa mga propesyonal sa iba't ibang larangan.

what is the equation?(one variable only)
The denominator a fraction is four less than thrice its numerator.If seven is added to both numerator and denominator,the fraction become 2/3.What is the fraction?

Sagot :

let x=the numerator and y=denominator
1st equation: y=3x-4
2nd equation: x+7/y+7=2/3
substitute the value of y to the 2nd eq. your x will be equal to 5. and your y will be equal to 11.
your fraction is 5/11.