Question

find the value of Y in the equation X + Y is equal to 12 when x is equal to 5

Answer 1

$x + y = 12 \\ 5 + y = 12 \\ y = 12 - 5 \\ y = 7$
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Answer 2

Answer:

y = 7

Step-by-step explanation:

Given that ;

x + y = 12      …… (i)

x = 5           …… (ii)

Putting the value of (ii) in (i), we get ;

x + y = 12

5 + y = 12

y = 12 - 5

y = 7

Hence the value of y is 7.

★ Extra Information ;

When solving this kind of question, you have to put the given value of integer and and substitute the required value of another one.