РЕШИТЕ 2 УРАВНЕНИЯ
1)(5,12+Х)*0,14=8,4
2)12,7-4,5Х=8,29
(5,12+x)*0,14=8,4
-4802/625+0.14x=0
x=(4802/625)/0.14
x=54.88
12,7-4,5x=8,29
4.41-4.5x=0
x=4.41/4.5
x=0.98
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Answers & Comments
(5,12+x)*0,14=8,4
-4802/625+0.14x=0
x=(4802/625)/0.14
x=54.88
12,7-4,5x=8,29
4.41-4.5x=0
x=4.41/4.5
x=0.98