Ответ:
1) x = 5
2) x = -2
Объяснение:
1) 4(х-6)=х-9
4x - 24 = x - 9
4x - x = -9 + 24
3x = 15
x = 5
2) 6-3(х+1)=7-х
6 - 3x - 3 = 7 - x
3 - 3x = 7 - x
-3x + x = 7 - 3
-2x = 4
x = -2
1. 4(x-6)=x-9
4x-24=x-9
4x-x=24-9
3x=15
x=15:3
x=5
2. 6-3(x+1)=7-x
6-3x-3=7-x
-3x+x=7-6+3
-2x=4
x=4:(-2)
x=(-2)
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Ответ:
1) x = 5
2) x = -2
Объяснение:
1) 4(х-6)=х-9
4x - 24 = x - 9
4x - x = -9 + 24
3x = 15
x = 5
2) 6-3(х+1)=7-х
6 - 3x - 3 = 7 - x
3 - 3x = 7 - x
-3x + x = 7 - 3
-2x = 4
x = -2
Ответ:
1. 4(x-6)=x-9
4x-24=x-9
4x-x=24-9
3x=15
x=15:3
x=5
2. 6-3(x+1)=7-x
6-3x-3=7-x
-3x+x=7-6+3
-2x=4
x=4:(-2)
x=(-2)