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Solve the equation by subtuition method. …

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Solve the equation by subtuition method. x+y=5 x-3y=4

Posted by Prem Kumar 6 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 6 years, 8 months ago

x + y = 5 ... (i)
we get
x = 5 - y Putting the value of x in equation (ii) we get
5 – y – 3y = 4
-4y = - 1
y = 1/4
Putting the value of y in equation (i) we get
x = 5 – 1/4
x = 19/4
Hence, x = 19/4 and y = 1/4

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