(y+279)+288=723 решение

Question

(y+279)+288=723 решение

Answer 1

у +279+288=723

у + 557 = 723

у = 723 - 557

у = 166

(166 + 279) + 288 = 723

Answer 2

Y+279+288=723

Y+567=723

y=723-567

y=156