littlechxchie littlechxchie
  • 22-01-2020
  • Mathematics
contestada

solve for
|k + 7| = 3

Respuesta :

joshua9ag
joshua9ag joshua9ag
  • 22-01-2020

Answer:

k=−4 or k=−10

Step-by-step explanation:

Let's solve your equation step-by-step.

|k+7|=3

Solve Absolute Value.

|k+7|=3

We know either k+7=3ork+7=−3

k+7=3(Possibility 1)

k+7−7=3−7(Subtract 7 from both sides)

k=−4

k+7=−3(Possibility 2)

k+7−7=−3−7(Subtract 7 from both sides)

k=−10

Answer Link
maximchemiakine
maximchemiakine maximchemiakine
  • 22-01-2020
Absolute value is the distance of a number from 0.
k added to 7 can give 3 or -3.
So, k can be -10 or -4.
|(-10)+7|=3
Answer Link

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