Subtrating by adding up

We need to subtract by adding up: we get 35

Step-by-step explanation:

We need to subtract by adding up:

We will make a number line from 28 till 63 and then jump intervals to reach 63.

We will add those intervals to get the result. That result will be the subtraction of

So, we will add up: 2+10+10+10+3 = 35

So,

answer

the correct answer is

explanation

the given function is

the excluded values are obtained by solving:

we factor to obtain:

the excluded values are

dont think so

step-by-step explanation: