2(7-10)^2/-3+1 show all steps, . simplify

equals 7.

First, simplify 7 - 10 to -3. Your problem should look like: -2 × .
Second, since the power of 2 is even, the result will be positive. Your problem should look like: -2 × .
Third, simplify  to get 9. Your problem should look like: -2 × .
Fourth, simplify -2 ×  to 2 × . Your problem should look like: 2 ×  + 1.
Fifth, simplify 2 ×  to . Your problem should look like: .
Sixth, simplify  to 6. Your problem should look like: 6 + 1.
Seventh, add 6 + 1. Your problem should look like: 7, which is your answer. 

The answer would be: b