Пошаговое объяснение:
1) -4 + x = 12
x = 12 + 4
x = 16
2) -4 - x = -12
x = -12 + 4
x = 8
3) x - 4 = -12
x = -12+4
x = -8
4) 4x = -12
x=-12/4
x = -3
5) -4 : x = 12
x=12/-4
6) x : (-4) = -12
-(1/4)x=-12 - умножить обе части на -4
x = 48
7) 0.5x = -0.3
0.5x/0,5=-0,3/0,5
x = -0.6
8) 12(x + 5) = -24
x + 5 = -2
x=-2-5
x = -7
9) 3(6 - x) - 2(x - 5) = 63
18 - 3x - 2x + 10 = 63
-5x = 35
х=16
х=8
х=-8
х=-3
х=?
х=-0,6
12х+60=-24
12х=-84
х=-7
18-3х-2х+10=63
-5х=35
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Verified answer
Пошаговое объяснение:
1) -4 + x = 12
x = 12 + 4
x = 16
2) -4 - x = -12
x = -12 + 4
x = 8
3) x - 4 = -12
x = -12+4
x = -8
4) 4x = -12
x=-12/4
x = -3
5) -4 : x = 12
x=12/-4
x = -3
6) x : (-4) = -12
-(1/4)x=-12 - умножить обе части на -4
x = 48
7) 0.5x = -0.3
0.5x/0,5=-0,3/0,5
x = -0.6
8) 12(x + 5) = -24
x + 5 = -2
x=-2-5
x = -7
9) 3(6 - x) - 2(x - 5) = 63
18 - 3x - 2x + 10 = 63
-5x = 35
x = -7
Пошаговое объяснение:
х=16
х=8
х=-8
х=-3
х=?
х=-0,6
12х+60=-24
12х=-84
х=-7
18-3х-2х+10=63
-5х=35
х=-7