valdezb1564 valdezb1564
  • 27-09-2019
  • Mathematics
contestada

|x-4|=5
please help i need the answer i dont get it

Respuesta :

daredbanana
daredbanana daredbanana
  • 27-09-2019

Answer: it is both -1 and 9

Step-by-step explanation:

Answer Link
taniaorozco
taniaorozco taniaorozco
  • 27-09-2019
|x - 4| = 5

break down the problem into two equations;

x - 4 = 5
-(x - 4) = 5

solve the first equation;

x - 4 = 5
x = 5 + 4
x = 9

solve the second equation;

-(x - 4) = 5
-x + 4 = 5
4 - x = 5
-x = 5 - 4
-x = 1
x = -1

solutions are:

x = -1, 9

I hope this was helpful!
Answer Link

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