Question

Q.8 Subtract a – b from 3a – b + 4

Answer 1

Step-by-step explanation:

Here is your answer -->

= 3a - b + 4 - ( a - b )

= 3a - b + 4 - a + b

= 2a + 4

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Answer 2

Answer:2a+4

Step-by-step explanation:if there are 3a then one a is subtracted so there is 2a left and if we bring -b to opposite side of equal then -b will become +b and minus(-) and plus(+) b both will get cut and 4 will be left as it is