anonymous
  • anonymous
Solve for x: −5|x + 1| = 10 x = 0 x = −3 and x = 1 x = −1 and x = 3 No solution
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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welshfella
  • welshfella
Hint by definition |x + 1| is positive
anonymous
  • anonymous
these confuse me
welshfella
  • welshfella
−5|x + 1| = 10 |x + 1| = 10/-5 = -2 so?

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welshfella
  • welshfella
the vertical lines mean the absolute value of x+1 which must be positive
welshfella
  • welshfella
absolute value is the positive value
anonymous
  • anonymous
so would it be x= -3 x= 1 ?
welshfella
  • welshfella
No as I said |x + 1| is positive
welshfella
  • welshfella
check my second post
anonymous
  • anonymous
i dont see how to solve that
anonymous
  • anonymous
10/-5 = -2
welshfella
  • welshfella
what value did i get for |x + 1| in my second post?
welshfella
  • welshfella
|x + 1| = 10/-5 = -2
anonymous
  • anonymous
-2 ?
welshfella
  • welshfella
yes - now does that make sense given what i said about the sign of |x+1|?
anonymous
  • anonymous
kind of yeah.
welshfella
  • welshfella
|x + 1| must be positive but we got it equal to -2 so? Look at the choices.
anonymous
  • anonymous
C ? im really bad with this sorry
anonymous
  • anonymous
no solution ? since you we got it to equal -2
welshfella
  • welshfella
No its d , because -2 is negative and |x + 1| must be positive there is no solution.
welshfella
  • welshfella
yes
welshfella
  • welshfella
the vertical lines make whats inside them positive for example |-5| = 5
anonymous
  • anonymous
you help a lot. i understand it a lot better
welshfella
  • welshfella
yw

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