Math, asked by rishitha63, 7 months ago

solve this problem y/2-1/2=y/3+1/4​

Answers

Answered by sharanyalanka7
26

Step-by-step explanation:

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 \frac{y}{2} -  \frac{1}{2} =  \frac{y}{3} +  \frac{1}{4}

 \frac{y}{2} -  \frac{y}{3} =  \frac{1}{4} +  \frac{1}{2}

 \frac{3y - 2y}{6} =  \frac{1  +  2}{4}

 \frac{y}{6} =  \frac{3}{4}

4y = 18

y =  \frac{18}{4}

y =  \frac{9}{2}

.: y = 9/2

Answered by Anonymous
14

Step by step explanation:

Given :-

 \sf\dfrac{y}{2}  -  \sf\dfrac{1}{2}  =  \sf\dfrac{y}{3}  +  \sf\dfrac{1}{4}

Solution:-

 \sf\dfrac{y}{2}  -  \sf\dfrac{1}{2}  =  \sf\dfrac{y}{3}  +  \sf\dfrac{1}{4}

Take LCM On RHS

L.C.M of 3, 4 is 12

 \sf\dfrac{y-1}{2}  =  \sf\dfrac{4 \times y + 3 \times 1}{12}

Simplify The RHS

 \sf\dfrac{y-1}{2}  =  \sf\dfrac{4y + 3}{12}

Cross multiply the terms

(y-1) 12 = (4y+3) × 2

12y-12 = 8y + 6

Transpose like terms to side

12y - 8y = 6 +12

4y = 18

Make a subject y

 \sf\dfrac{4y}{4}  =  \sf\dfrac{18}{4}

y =  \sf\dfrac{18}{4}

Simplify the value of y

18 can be written as 2×9

4 can be written as 2 ×2

y =  \sf\dfrac{2 \times 9}{2 \times 2}

y =  \sf\dfrac{9}{2}

So, required value of y is 9/2

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