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Solve the equation by elimination method …

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Solve the equation by elimination method x+y=5 and 2x-3y=4

Posted by Ashok Dpe 6 years, 9 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 6 years, 9 months ago

x + y =5 ... (i)
2x –3y = 4 ... (ii)
Multiplying equation (i) by 2, we get
2x + 2y = 10 ... (iii)
2x –3y = 4 ... (ii)
Subtracting equation (ii) from equation (iii), we get
5y = 6
y = 6/5
Putting the value in equation (i), we get
x = 5 - (6/5) = 19/5

Hence, x = 19/5 and y = 6/5

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CBSE > Class 10 > Mathematics