Question

factorise (a+b) -(b+1)
plzzz someone give ans of this question tomorrow is my submission of assignment
whoever give ans i will mark them brainliest ​

Answer 1

factorise

(a+b) -(b+1)

=(a+b-b-1)

=(a-1) Ans

because ,

If we open a bracket with minus(-) sign then the inner signs of the bracket changes , and,

+b and - b is equal to 0.

Hope this will help you

Hope this will help you All the best✍️

Answer 2

Step-by-step explanation:

(a+b)-(b+1)

= a+b-b-1

Cancel +b and -b

= a-1