Question

срочно пж a) 4x+4=-12
b) 7x-6=x+12
c) (3x-1)-x=13​

Answer 1

4x + 4 = - 12

4x = - 12 - 4

4x = - 16

x = - 4

7x - 6 = x + 12

7x - x = 12 + 6

6x = 18

x = 3

(3x - 1) - x = 13

3x - 1 - x = 13

2x - 1 = 13

2x = 13 + 1

2x = 14

x = 7