(456 + 112) – x = 400 x = x – (203 + 303) = 34 x = (283 – x) – 33 = 0 x = 382 – (x + 42) = 111 x = (536 + x) – 420 = 116 x = 437 – (227 + x) = 0 x = 468 – 217 – x = 51 x =

Вопрос от посетителя:

(456 + 112) – x = 400 x = x – (203 + 303) = 34 x = (283 – x) – 33 = 0 x = 382 – (x + 42) = 111 x = (536 + x) – 420 = 116 x = 437 – (227 + x) = 0 x = 468 – 217 – x = 51 x =

Илюха отвечает:

(456+112)-170=400;
540-(203+303)=34;
(283-250)=33;
382-(229+42);
(536+0)-420=116;
437-(227+210)=0;
468-217-200=51.