Question

1.(2+(5+7)-5)
2.a= 3,b=5
i. a+b
ii.(a+(a-b))

Answer 1

Step-by-step explanation:

a+b=3+5=8

a+(a-b)=3+(3-5)=3-2=1

Answer 2

Answer:

1.2+(5+7)-5=9

2.a=3 b=5

i)8

ii)(3+(3-5))

=3+(-2)

=3-2

=1

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