Question

2 × + 4 + 3 × - 1 = 7 × - 2 - ×​

2(2×+3) + (1-×) = 4

2×+5 (3×-1)=×-13​

Answer 1

Respuesta:

1.- 5x + 3 = 6x -2

5x+6x= -2-3

-x=-5

x=5

2.- 4x + 6 + 1 - x = 4

3x + 7 = 4

3x = 4 - 7

3x = -3

x = -1

3.- 2x + 15x -5= x -13

17x -x = 13 + 5

16x = -8

x = $-\frac{1}{2}$