Question

add the following terms using horizontol method a+b,-a+b,a-b,-a-b​

Answer 1

Answer:

what do you mean by horizontal method

Answer 2

Answer:

a+b-a+b+a-b-a-b

=1a+1b-1a+1b+1a-1b-1a-1b

=taking like terms

=1a-1a+1a-1a+1b+1b-1b-1b

=1a+1a-1a-1a+1b+1b-1b-1b

=2a-2a+2b-2b

=a+b

Step-by-step explanation:

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