Решите уравнения: 1) 3x = -12 2) 1/6x = -2/3 3) -5x = 4 4) -3/4x = -9 5) 7x = -1,4 6)2/3x...

Question

Решите уравнения:
1) 3x = -12
2) 1/6x = -2/3
3) -5x = 4
4) -3/4x = -9
5) 7x = -1,4
6)2/3x = -8

Answer 1

1)
3x = -12
x=-12/3
x=-4

2) 
1/6x = -2/3
x=-2/3:1/6
x=-4

3)
-5x = 4
x=4/-5
x=-0.8

4)
-3/4x = -9
x=-9:-3/4
x=12

5)
7x = -1,4
x=-1.4/7
x=-0.2

6)
2/3x = -8
x=-8:2/3
x=-12