Question

7+5-8+10×(-20)÷3+9-3

Answer 1

7+5-8-200÷3+9-3
4-66,6+6
-56,6

Answer 2

7+5-8-200÷3+9-3

-65,33..+6

-59,33..

x=59,33..

10x-x=593,33-59,33

9x=534

x=534/9

Então, a resposta pode ser -534/9 ou simplesmente -59,33.