Question

malai
Afla numerele necunoscute a si b din expresiile date, apoi compară-le.
a:2+43-(200-56):6=35
1000-bx[100: (7 x 12-74)-51-500 va rog repede dau coroana

Answer 1

Răspuns:

$a:2+43-(200-56):6=35\\\\a:2+43-144=35*6\\\\a:2+43=210+144\\\\a:2=354-43\\\\a=311*2\\\\a=622\\\\\\1000-b*[100: (7*12-74)-5]=500\\\\b*[100:(84-74)-5]=1000-500\\\\b*(100:10-5)=500\\\\b*(10-5)=500\\\\5b=500\\\\b=500:5= > b=100$