Question

if 3a +1 is even then a is​

Answer 1

Step-by-step explanation:

hii mate

here is your answer

if 3a+1 is even then it must be divisible by 2

therefore a should be odd

any odd integer can satisfy

hence a is odd

hope it helps

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Answer 2

Answer:

if 3 A + 1 is even then a is odd number

Step-by-step explanation:

we can take the example like 3*3+1=10 maybe this answer can help you