Question

what do 2+2-4+10-9+1=

Answer 1

Step-by-step explanation:

the answer is 2 it us the correct answer

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Answer 2

2+2-4+10-9+1=2

Step by step:

2+2-4+10-9+1

=4-4+10-9+1

=0+10-9+1

=10-9+1

=1+1

=2

Hence proved.