168x+448=4984
168x=4984-448
168x=4536
x=4536:168
x=27
24x-48=336
24x=336+48
24x=384
x=384:24
x=16
5a+10+9=54
5a=54-9-10
5a=35
a=35:5
a=7
85x-51=1734
85x=1734+51
85x=1785
x=1785:85
x=21
6(3х+6)=2322
18x+36=2322
18x=2322-36
18x=2286
x=2286:18
x=127
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168x+448=4984
168x=4984-448
168x=4536
x=4536:168
x=27
12(2х-4)=336.24x-48=336
24x=336+48
24x=384
x=384:24
x=16
5(а+2)+9=54.5a+10+9=54
5a=54-9-10
5a=35
a=35:5
a=7
17(5х-3)=1734.85x-51=1734
85x=1734+51
85x=1785
x=1785:85
x=21
6(3х+6)=2322
18x+36=2322
18x=2322-36
18x=2286
x=2286:18
x=127