Answer:
They are both correct because, they both used the properties of equality.
Step-by-step explanation:
Enlargement of 2.
if it were a reduction it'd be getting smaller..
Answer:
9
Step-by-step explanation:
pemdas
9-3÷1/3+1
division
3 and 1/3 becomes 1
we have 9-1+1
which simplifies to 9