Answer:
9+(6-6)×4-7-(-7-(-2))
9+0×4-7-(-7+2)
9+0-7+7-2
7
Explanation:
It goes by BEDMAS method.
calculate the brackets first
multiply the 0 by 4 and the answer got 0
the minus in front of the bracket in second step multiply the integers inside the bracket
It was -(-7+2) so it becomes +7-2
add and subtract in third step and get the answer