Question

(3×9+7×h-53)+5×2-(12-4×2)=6×6

Answer 1

$(3*9+7*h-53)+5*2-(12-4*2)=6*6 \\ (27+7h-53)+10-(12-8)=36 \\ (7h-26)+10-4=36 \\ 7h-26+10-4=36 \\ 7h=36+26-10+4 \\ 7h=56 \\ h=56:7 \\ h=8$
S={8}