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kolya14445
@kolya14445
July 2022
1
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Помогите сделать пожалуйста !!!!?
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Igiveyoulove
(х+18)*20=1700
20х+360=1700
20х=1700-360
20х=1340
х=1340/20
х=67
(32190-х):251=86
32190-х=86*251
32190-х=21586
х=32190-21586
х=10604
39:х+12=38
39:х=38-12
39:х=26
26*х=39
х=39/26
х=1,5
х*2-5=х-5
2х-х=-5+5
х=0
(27,4+х)*51=2458,2
1397,4+51х=2458,2
51х=2458,2-1397,4
51х=1060,8
х=1060,8/51
х=20,8
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Answers & Comments
20х+360=1700
20х=1700-360
20х=1340
х=1340/20
х=67
(32190-х):251=86
32190-х=86*251
32190-х=21586
х=32190-21586
х=10604
39:х+12=38
39:х=38-12
39:х=26
26*х=39
х=39/26
х=1,5
х*2-5=х-5
2х-х=-5+5
х=0
(27,4+х)*51=2458,2
1397,4+51х=2458,2
51х=2458,2-1397,4
51х=1060,8
х=1060,8/51
х=20,8