(x-0,5)÷2×3/4 =1×9/11÷5/7

(x-0,5):2×3/4 =1×9/11:5/7
(x-0,5)*3/2 =9/11 * 7/5
х-0,5=63/55:3/2
х-0,5=63/55*2/3
х-0,5=21*2/55
х-0,5=42/55
х=42/55+5/10
х=420/550 + 275/550
х=695/550
х=139/110
х=1 29/110