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  • 13-09-2019
  • Mathematics
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x-1=4x+x-8+3x solve X​

x14xx83x solve X class=

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Аноним Аноним
  • 13-09-2019

x-1=4x+x-8+3x

x-1=4x+x+3x-8 ( combine like terms)

x-1=5x+3x-8

x-1=8x-8

Move 8x to the other side

Sign changes from +8x to -8x

x-8x-1=8x-8x-8

x-8x-1=-8

-7x-1=-8

Move -1 to the other side

-7x-1+1=-8+1

-7x=-8+1

-7x=-7

divide by -7 to get x by itself

-7x/-7=-7/-7

Answer: x=1

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