Question

addition of equation (x+y)=40 and (x-y)=5​

Answer 1

Step-by-step explanation:

x +y =40. .......eq1

x-y =5.......... eq2

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x=35( y cancel out..bcz of opposite sign)

then put the value of in any equation..

I will x =35 in equation 1

x+y=40

35+y=40..

then y=5....

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