Question

3. The sum of two integers is 30.1f one of the integers is -49
4. Find the value of: 49 +40-3 + 69​

Answer 1

Answer:

3)let x,y be the numbers

x=-49

x+y=30

-49+y=30

y=30+49

y=79

4)49+40-3+69=84+66=150

Answer 2

Answer:

3. Step-by-step explanation:

Let one integer be x

Other integer=-49

Sum=30

A.T.Q.

x+(-49)=30

x-49=30

x=30+49

x=79

4. 49+40-3+69

89+69-3

89+66

155