Question

in equation x+y =7 , if x=3, then find the value of y​

Answer 1

y=4

Step-by-step explanation:

x+y=7

x=3

3+y=7

y=7-3

y=4

Answer 2

The required value of y = 4

Given :

The equation x + y = 7 and x = 3

To find :

The value of y

Solution :

Step 1 of 2 :

Write down the given equation

Here the given equation is x + y = 7

Step 2 of 2 :

Find the value of y

The given equation is x + y = 7

The given value of x = 3

Thus we get

3 + y = 7

⇒ y = 7 - 3

⇒ y = 4

Hence the required value of y = 4

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