How to solve 3-x=10

13

Explanation:

The computation of x value is shown below:-

So,

For computing the x, the following equation we need to solve which is here below:-

3 - x = 10

so x = 10 + 3

x = 13

We simply added the 3 and 10 to get the value of x

Therefore in simple words

We added the 10 with 3 to reach the x value

So the correct answer is 13