Math, asked by matiur37, 10 months ago

যদি x+y=৪, x-y =3হয় তবে x+2y =?​

Answers

Answered by pa0245927gmailcom77
1

Answer:

x+y=8

x-y=3

gives

2x=5

x=5/2

then ,

x+2y=5/2+2y

=5+4y/2

5+4y=2

4y=-3

y=-3/4

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