find the ualues of a+b and b+a when =a =-12,b =+15
Answers
Answered by
0
Answer:
a+b = -12+15
a+b = +3
b+a = 15+(-12)
b+a = 3
Answered by
0
Answer:
3
Step-by-step explanation:
b+a=a+b=3
simply add these
-12+15=3
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