Question

If x + y = 7 and x = 5 then value of y = _____? *

a) 2

b) 7

c) 5

d) -2
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Answer 1

x + y = 7

At x = 5

5 + y = 7

y = 7 - 5

y = 2

So , if x = 5 .. the value of y is 2 .

Answer 2

Answer:

x+y=7

5+y=7

y=7-5

y=2

a)2