Question

If A = +8, B = -2, C = +3 and D = -1, then A – B + C + D = ?

a) 12 b) 8 c) 14​

Answer 1

Answer:

A-B+C+D

8-(-2)+3+(-1)

10+3-1

13-1

12

Answer 2

Answer :

A = 8

A = 8B = -2

A = 8B = -2C = 3

A = 8B = -2C = 3D = -1

A - B + C + D = ?

8 -(-2) + 3 +(-1)

8 + 2 + 3 - 1

10 + 2

12

Thus answer is 12

Happy learning...