Question

Verify the a + b and a- b if a= 10 and b = 11

Answer 1

Answer:

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Step-by-step explanation:

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.