Question

8. Verify a - (b) =a + b for the following values of a and b
a = 21 and b = 18, a = 28 and b = 11​

Answer 1

Answer:

$if \: a = x \: \: b = y \\ x - y = x + y \\ 21 - 18 = 21 + 18 \\ 3 = 39 \infty$

I hope its help you

so please do it brainest answer and follow me

Answer 2

Answer:

1). 21-(-18)=21+18=39

a+b=21+18=39.

2).118-(-125)=118+125=243

a+b=118-125=243.

3). 75-(-84)=75+84=159

a+b=75+84=159.

4). 28-(-11)=28+11=39

a+b=28+11= 39.