Por faaaa ayudaaaa doy 31 puntosss

Adjuntos:

Respuestas

Respuesta dada por: raymhg
1

A) 3x - 2 + 6x = 8-2x + 7

3x + 6x + 2x = 8 + 7 + 2

11x = 17

x = 17/11

B) 6x - 4 + x = -2 + 3x

6x + x - 3x = -2 + 4

4x = 2

x= 2/4

x= 1/2

C) 6-2x+7x-4=1-4x+3

6-4-1-3 = -4x - 7x + 2x

-2 = -9x

-2/-9 = x

2/9 = x

D) 5-3x + x - 1 = 6- 8x

5 - 1 - 6 = -8x - x + 3x

-2 = 6x

-2/6 = x

-1/3 = x

----------------------------------

C) 6 = x/3

6 × 3 = x

18 = x

F) x/3 = 5/3

x = 5/3 × 3

x = 15/3

x = 5

----------------------------------

A) 5x + 7 = 12

5x = 12 - 7

x = 5/5

x= 1

B) 5- x = x-3

5 + 3= x + x

8 = 2x

8/2 = x

4 = x

C) 2x = -x + 9

2x + x = 9

3x = 9

x = 9/3

x = 3

D) -4x + 9 = x - 1

-4xñ - x = -1 -9

-5x = -10

x = -10/-5

x = 2

E) -2x + 1 = -7

-2x = -7 +1

-2x = -6

x = -6/-2

x = 3

x = 3

F) -4-2x = 2 - x

-2x + x = 2 + 4

-x = 6

x = -6

G) 4x-16= x-1

4x-x = -1 +16

3x = 15

x = 15/3

x = 5

H) 2x -1-2x = 0

-1 = 0

Respuesta dada por: Nickelodeon12345
0

Respuesta:

A) 3x - 2 + 6x = 8-2x + 7

3x + 6x + 2x = 8 + 7 + 2

11x = 17

x = 17/11

B) 6x - 4 + x = -2 + 3x

6x + x - 3x = -2 + 4

4x = 2

x= 2/4

x= 1/2

C) 6-2x+7x-4=1-4x+3

6-4-1-3 = -4x - 7x + 2x

-2 = -9x

-2/-9 = x

2/9 = x

D) 5-3x + x - 1 = 6- 8x

5 - 1 - 6 = -8x - x + 3x

-2 = 6x

-2/6 = x

-1/3 = x

----------------------------------

C) 6 = x/3

6 × 3 = x

18 = x

F) x/3 = 5/3

x = 5/3 × 3

x = 15/3

x = 5

----------------------------------

A) 5x + 7 = 12

5x = 12 - 7

x = 5/5

x= 1

B) 5- x = x-3

5 + 3= x + x

8 = 2x

8/2 = x

4 = x

C) 2x = -x + 9

2x + x = 9

3x = 9

x = 9/3

x = 3

D) -4x + 9 = x - 1

-4xñ - x = -1 -9

-5x = -10

x = -10/-5

x = 2

E) -2x + 1 = -7

-2x = -7 +1

-2x = -6

x = -6/-2

x = 3

x = 3

F) -4-2x = 2 - x

-2x + x = 2 + 4

-x = 6

x = -6

G) 4x-16= x-1

4x-x = -1 +16

3x = 15

x = 15/3

x = 5

H) 2x -1-2x = 0

-1 = 0

Explicación paso a paso:

Preguntas similares