Question

Resolver las siguientes ecuaciones 1. 2x+7= -3=
2. 5x+-7=x --9
3. -9+6x=15+2x
4. 5x - 1 =9​

Answer 1

Respuesta:

1. 2x= -3 -7

2x = -10

2x = -10/2

x = -5

2. 5x -x = -9 -7

4x = -16

x = -16/4

x= -2

3. 6x -2x = 15+9

4x = 24

x= 24/4

x = 6

4. 5x = 9+1

5x = 10

x= 10/5

x = 2