Question

What is the value of x in the equation x – y = 30, when y = 15?

4
8
80
200

Answer 1

45

Explanation:

We are given that an equation

`x-y=30`

We have to find the value of x when y=15

Substitute the value of y in given equation then, we get

`x-15=30`

`x=30+15`

Addition property of equality

`x=45`

By addition property of integers

Answer:x=45