Question

निम्नलिखित समीकरणकेतीन हल लिखिए 2x+y=7


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Answer 1

Step-by-step explanation:

2x+y=7

put x=1

2×1+y=7

2+y=7

y=9-7

y=5

the solution of equation is (x,y)=(1,5).

2x+y=7

put x=2

2×2+y=7

4+y=7

y=7-4

y=3

the solution of equation is (x,y)=(2,3).

2x+y=7

put x=3

2×3+y=7

6+y=7

y=7-6

y=1

the solution of equation is (x,y)=(3,1).

put various value of x and find answers.