2+b×9-25=40
(c-104+2)×5+3=98.
(b×4+20);4=12
36-42;e:(15%3-4:1)-20=10
11-(7x5-9x9:F:3):8=7
22-5X(38-4XG)=12
26+(6XH-7X3):9=27