Math, asked by studyonly40, 17 days ago

In this photo where I had done question mark I have to know how that's come

book details :- Maths class 10 NCERT ch 3

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Answers

Answered by tonystarkironman94

1

Step-by-step explanation:

If value of x=10

by putting value of x in eqn

5×10+7y=50

7y=50-50

7y=0

y=0/7

y=0

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