Question

For 5x+y=7, ifx=1 than yis equal to
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Answer 1

Answer:

5x+y = 7

5(1)+y = 7

5 + y = 7

y = 7-5

y = 2

For 5x + y =7, if x = 1 than y = 2.

Answer 2

Answer:

x=1

hence

5*1+y=7

=5 x 1=5+y+7

take 5 to the other side it will become negative

y=7-5

y=2

hope it helps you :)