7-2х=3:4
2х=7-0.75
2х=6.25
х=3.125
решение
2\3 *( 7-2х) = 1\2
7-2х= 1\2 : 2\3 = 3\4
2х= 7- 3\4
2х= 7- 0,75
2х= 6,25
х=3,125
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Answers & Comments
7-2х=3:4
2х=7-0.75
2х=6.25
х=3.125
х=3.125
решение
2\3 *( 7-2х) = 1\2
7-2х= 1\2 : 2\3 = 3\4
2х= 7- 3\4
2х= 7- 0,75
2х= 6,25
х=3,125