Afla numerele necunoscute din expresiile de mai jos 369-[(x+112):5+113]=434

104:[(X-3x8)x2:8]=13


Răspuns :

369-[(x+112):5+113]=434
[(x+112):5+113]=369-434
[(x+112):5+113=-65
(x+112):5=-65-113
(x+112):5=-178
x+112=-890
x=-1002

104:[(x-3x8)x2:8]=13
[(x-3x8)x2:8]=8
(x-3x8)x2=64
(x-3x8)=32
x-24=32
x=32+24
x=56


369-[(x+112):5+113]=434
(x+112):5+113=−65
(x+112):5=−178
x+112=−890
x=-1002
104:[(x-24)*2:8]=13
(x-24)*2:8=8
(x-24)*2=64
x-24=32
x=56