X:15=34-28, x:(15-6)=23, x-54=9*6, x-54:9=6, 37-x=96:16, 45+x=18*5 .

Question

X:15=34-28, x:(15-6)=23, x-54=9*6, x-54:9=6, 37-x=96:16, 45+x=18*5 .

Answer 1

Икс найти?
1) x:15=34-28=6
х:15=6
x=6*15=90
2) x:(15-6)=23
х:9=23
x=23*9=207
3) x=54+54-=108
4) x-6=7, x=7+6=13
5) 37-x=6
x= 31
6) 45+x=90
x=90-45=45