3× + 2 = 16 × =× - 3 = 10 / 2 × =3× + 1 = 2× + 3 × =18 × - 4 = 32 × =?
3× + 2 = 16 × = × - 3 = 10 / 2 × = 3× + 1 = 2× + 3 × = 18 × - 4 = 32 × =.
3× + 2 = 16 × = × - 3 = 10 / 2 × = 3× + 1 = 2× + 3 × = 18 × - 4 = 32 × =.
En resumen
3x + 2 = 16 3x = 16 - 2 x = 14 / 3. Respuesta. _______________ x - 3 = 10 / 2 2(x - 3) = 10 2x - 6 = 10 2x = 10 + 6 x = 16 / 2 x = 8. Respuesta ______________ 3x + 1 = 2x + 3 3x - 2x = 3 - 1 x = 2. Respuesta _______________ 18x - 4 = 32 18x = 32 + 4 x = 36 / 18 x = 2.
3x + 2 = 16
3x = 16 - 2
x = 14 / 3.
Respuesta.
_______________
x - 3 = 10 / 2
2(x - 3) = 10
2x - 6 = 10
2x = 10 + 6
x = 16 / 2
x = 8.
Respuesta
______________
3x + 1 = 2x + 3
3x - 2x = 3 - 1
x = 2.
Respuesta
_______________
18x - 4 = 32
18x = 32 + 4
x = 36 / 18
x = 2.
Respuesta.
UN abrazo.