jaiyana85 jaiyana85
  • 12-09-2019
  • Mathematics
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8.-2(x + 1) = -2x + 5​

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Аноним Аноним
  • 12-09-2019

-2(x + 1) = -2x + 5

mutiply the bracket by -2

(-2)(x)= -2x

(-2)(1)= -2

-2x-2= -2x+5

move -2x to the left side

sign changes from -2x to 2x

-2x+2x-2= -2x+2x+5

0-2= 0-5

-2= -5

Answer:

no solution

Answer Link
acceleratedbeepbop
acceleratedbeepbop acceleratedbeepbop
  • 12-09-2019
-2 (x+1) = -2x +5
-2x+-2 = -2x+5
+2 +2
-2x=-2x+7
+2x +2x
0=7
At this point, you can see that the solution is unsolvable. Obviously, zero does not equal seven. There are zero solutions to the equation
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