Question

2x-4-8=4x

3x=x+1+7

360+36x=30x

2x+5-5x=-1

3x-7=2x+5

7x+8=4x-10

4x-15=-2x+3

Answer 1

Explicação passo-a-passo:

2x-4-8=4x

2x-4x=4+8

-2x=12

x=12/-2

x=-6

===========

3x=x+1+7

3x-x=1+7

2x=8

x=8/2

x=4

===========

360+36x=30x

36x-30x=-360

6x=-360

x=-360/6

x=-60

===========

2x+5-5x=-1

2x-5x=-1-5

-3x=-6

x=-6/-3

x=2

===========

3x-7=2x+5

3x-2x=5+7

x=12

===========

7x+8=4x-10

7x-4x=-10-8

3x=-18

x=-18/3

x=-6

===========

4x-15=-2x+3

4x+2x=3+15

6x=18

x=18/6

x=3

Answer 2

Explicação passo-a-passo:

2x-4-8=4x

2x-12=4x

2x-4x=12

-2x=12

x=-12/2

x=-6

3x=x+1+7

3x=x+8

3x-x=8

2x=8

x=8/2

x=4

360+36x=30x

36x-30x=-360

6x=-360

x=-360/6

x=-60

2x+5-5x=-1

-3x=-1-5

-3x=-6

x=-6/-3

x=2

3x-7=2x+5

3x-2x=5+7

x=12

7x+8=4x-10

7x-4x=-10-8

3x=-18

x=-18/3

x=-6

4x-15=-2x+3

4x+2x=3+15

6x=18

x=18/6

x=3