Question

(x+192:2)ori 3 + 59 ori 4=1988

Answer 1

(x+192:2)*3+59*4=1988
(x+192:2)*3+59=1988:4
(x+192:2)*3+59=497
(x+192:2)*3=497-59
(x+192:2)*3=438
(x+192:2)=438:3
(x+192:2)=146
(x+192)=146*2
(x+192)=292
x=292-192
x=100