Question

cat face [(26-m)×9:3]+108×7=900-84

Answer 1

[(26-m)×9:3]+108×7=900-84 [(26-m)×9:3]+756=816(26-m)×9:3=816-756=60(26-m)×9=60x3=18026-m=180:9=20m=26-20
m=6

Answer 2

[(26-m)×9:3]+756=816
[(26-m)×9:3]=816-756
[(26-m)×9:3]=60
[(26-m)×9]=60×3
[(26-m)×9]=180
(26-m)=180:9
26-m=20
m=26-20
m=6