Question

РЕШИТЕ СРОЧНО Я ВШКОЛЕ

Answer 1

(545+916+823)-2284=0

Answer 2

(791+413)*(x-316)=0
1204*(x-316)=0
x-316=0:1204
x-316=0
x=316

Answer 3

(586 - 163):а - 2520:18 = 1
423:а = 1+2520:18
423:а = 1+140
423:а=141
а = 423:141
а=3
проверка
(586-163):3-2520:18 = 1
423:3-140=1
141-140=1
1=1

Answer 4

(638+516)-222=932