Question

If x stands for -, - stands for +, + stands
for – and - stands for x, which one of the
following equations is correct?
3 = 7 - 5 x 10 + 3 = 10
15 - 5 = 5 x 20 + 16 = 6
8 = 10 - 3 + 5 x 6 = 8
6 x 2 + 3 = 12 - 3 = 15
Marks: +4/-0​

Answer 1

is the answer of question d