MatemáticasBásico1 respuestas

11× + 4 = 3(1 - 2×) + 1 - 32× + 18 = 20 - 30×2(3× - 7) + 6 = 4× - 3(2 - 2×)(4× + ) = 7× - 22× + 3 = × - 9?

11× + 4 = 3(1 - 2×) + 1 - 32× + 18 = 20 - 30× 2(3× - 7) + 6 = 4× - 3(2 - 2×) (4× + ) = 7× - 2 2× + 3 = × - 9.

7Ldahianariva

En resumen

1) 11x + 4 = 3 - 6x + 1 17x = 0 x = 0 2) - 32x + 18 = 20 - 30x - 32x + 30x = 2 - 2x = 2 x = - 1 3) 6x - 14 + 6 = 4x - 6 + 6x 6x - 8 = 10x - 6 - 2 = 4x x = - 2 4) 4x + ? = 7x - 2 5) 2x + 3 = x - 9 x = - 12.

Mejor respuesta

Matelopez01

1

1) 11x + 4 = 3 - 6x + 1

17x = 0

x = 0

2) - 32x + 18 = 20 - 30x - 32x + 30x = 2 - 2x = 2

x = - 1

3) 6x - 14 + 6 = 4x - 6 + 6x

6x - 8 = 10x - 6 - 2 = 4x

x = - 2

4) 4x + ?

= 7x - 2

5) 2x + 3 = x - 9

x = - 12.