Question

If 2a-9=b+a then the value of (1a-b1)+(1b-a1)​

Answer 1

Answer:

=0

Step-by-step explanation:

HI HERE IS YOUR ANSWER

2a-9=b+a

2a - a = b +9

a = b +9

so

(1a-b1)+(1b-a1)​

= ( b +9 -b) + (b - (b +9))

= 9 + ( b - b -9)

=9 -9

=0

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