krystalmcdougald
krystalmcdougald krystalmcdougald
  • 11-01-2019
  • Mathematics
contestada

Solve 3 x - 9 x + 7 - 3 = -8.

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Аноним Аноним
  • 11-01-2019

Answer: x=2

3x−9x+7−3=−8

Step 1: Simplify both sides of the equation.

3x−9x+7−3=−8

3x+−9x+7+−3=−8

(3x+−9x)+(7+−3)=−8

−6x+4=−8

−6x+4=−8

−6x+4−4=−8−4

−6x=−12

−6x

−6

=

−12

−6

x=2


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