Question

Решите уравнение)
(723+m)+(1257-452)=1805

Answer 1

(723+m)+1257-452=1805
723+m=1257-452
723+m=805
723+m+805=1805
723+m=1805-805
723+m=1000
m=1000-723
m=277

Answer 2

(723+m)+(1257-452)=1805
(723+m)=1805-(1257-452)
723+m=1805-805
723+m=1000
m=1000-723
m=277