jth082003 jth082003
  • 24-08-2019
  • Mathematics
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What is 2x - 8 = 3x + 2 + x - 6

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Аноним Аноним
  • 24-08-2019

2x - 8 = 3x + 2 + x - 6

2x-8= 3x+x+2-6

2x-8= 4x-4

Move 4x to the other side.

Sign changes from +4x to -4x.

2x-4x-8= 4x-4x-4

2x-4x-8=-4

-2x-8= -4

move -8 to the other side

sign changes from -8 to +8

-2x-8+8= -4+8

-2x= 4

divide by -2

-2x/-2=-4/2

cross out -2 and -2, divide by 2 and then becomes x

x= -2

Answer : x= -2

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