Question

Verify a-(-b)=a+b for the following values a and b

i) a=21, b=18
ii) a=28, b=11

Only valid answers​

Answer 1

question:-

• a= 21,b= 18
• 21-(-18)=21+18
• 39=39

question:-

• a= 28,b=11
• 28-(-11)=28+11
• 39=39

Answer 2

Step-by-step explanation:

i) a=21, b=18

21-(-18)=21+18

21+18=39

39=39

LHD=RHS