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4x + 2(2x - 5) = (x - 3) - (8 - x)tambien : 9x - 2(x - 4x) = 3x - 2(3 - x)?

4x + 2(2x - 5) = (x - 3) - (8 - x) tambien : 9x - 2(x - 4x) = 3x - 2(3 - x).

2Yukle09

En resumen

Primera4x + 2(2x - 5) = (x - 3) - (8 - x) 4x + 2x - 10 = x - 3 - 8 - x 6x - 10 = - 11 6x = - 11 + 10 6x = - 1 X = - 1 / 6 segunda 9x - 2(x - 4x) = 3x - 2(3 - x) 9x - 2( - 3x) = 3x - 6 + 2x 9x + 6x = 5x - 6 15x - 5x = - 6 10x = - 6 X = - 6 / 10 X = - 3 / 5.

Mejor respuesta

Floreslopezchio

8

Primera4x + 2(2x - 5) = (x - 3) - (8 - x)

4x + 2x - 10 = x - 3 - 8 - x

6x - 10 = - 11

6x = - 11 + 10

6x = - 1

X = - 1 / 6 segunda

9x - 2(x - 4x) = 3x - 2(3 - x)

9x - 2( - 3x) = 3x - 6 + 2x

9x + 6x = 5x - 6

15x - 5x = - 6

10x = - 6

X = - 6 / 10

X = - 3 / 5.

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Respuesta 2

Mafermontes44

0

4x + 2(2x - 5) = (x - 3) - (8 - x)

4x + 2x - 10 = x - 3 - 8 - x

6x - 10 = - 11

6x = - 11 + 10

6x = - 1

X = - 1 / 6

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9x - 2(x - 4x) = 3x - 2(3 - x)

9x - 2( - 3x) = 3x - 6 + 2x

9x + 6x = 5x - 6

15x - 5x = - 6

10x = - 6

X = - 6 / 10

X = - 3 / 5.