1) 2х + 15 = 3х - 11 2) 7 - 5х = х - 2
15 + 11 = 3х - 2х 7 + 2 = х + 5х
х = 26 6х = 9
х = 9 : 6
х = 1,5
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3) 2(х - 3) = 3(2 - х) 4) -3(4 - х) = 2(х - 5)
2х - 6 = 6 - 3х -12 + 3х = 2х - 10
2х + 3х = 6 + 6 3х - 2х = 12 - 10
5х = 12 х = 2
х = 12 : 5
х = 2,4
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Verified answer
1) 2х + 15 = 3х - 11 2) 7 - 5х = х - 2
15 + 11 = 3х - 2х 7 + 2 = х + 5х
х = 26 6х = 9
х = 9 : 6
х = 1,5
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3) 2(х - 3) = 3(2 - х) 4) -3(4 - х) = 2(х - 5)
2х - 6 = 6 - 3х -12 + 3х = 2х - 10
2х + 3х = 6 + 6 3х - 2х = 12 - 10
5х = 12 х = 2
х = 12 : 5
х = 2,4