Question

решите уравнение а)4x= -20
б)2x=6
в)-5x=-2
г)2x+18=0

Answer 1

4x = -20
x = -20 : 4
x = -5

2x = 6
x = 6 : 2
x = 3

-5x = -2
5x = 2
x = 0,4

2x + 18 = 0
2x = -18
x = -9