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а) 2x - 6 = 0
б)12 + 3x = 0
в)-x + 7 = 0
г)15 - 3x = 0
д)3x + 1 = 7
е)5 - 2x = 1
ж)5x - 2 =1
з)-5x - 2 = -12
а) 2x - 6 = 0
б)12 + 3x = 0
в)-x + 7 = 0
г)15 - 3x = 0
д)3x + 1 = 7
е)5 - 2x = 1
ж)5x - 2 =1
з)-5x - 2 = -12
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б) 3х = -12 х = - 4
в) -х = - 7 х = 7
г) -3х = -15 х = 5
д) 3х = 7 - 1 х = 2
е) -2х = 1 - 5 х = 2
ж) 5х = 3 х = 3/5
з) -5х = -12 +2 х = 2
x=-4
x=-7
x=5
x=2
x=0,6
x=-2