anonymous
  • anonymous
Solve for x: -3 (x + 7) = -12 A. x= 5/3, x= 19/3. B. x= -3, x= -11. C. x= -3, x= 11. D. No solution.
Algebra
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
1st, divide each side by -3 Then plug some of your answer choices in to see if they work
anonymous
  • anonymous
@mthompson440 I still don't get it.
anonymous
  • anonymous
What do you get when you divide -12 by -3?

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anonymous
  • anonymous
@mthompson440 4.
anonymous
  • anonymous
yes, so your new equation now looks like x+7=4 So what plus seven equals four?
anonymous
  • anonymous
@mthompson440 -3
anonymous
  • anonymous
yes, -3 is one of your answers. Good job. Now, what else? What number could you take seven away from and still have four?
anonymous
  • anonymous
I'm sorry I meant what number could you take seven away from and have -3?
anonymous
  • anonymous
@mthompson440 11?
anonymous
  • anonymous
Yes, but think positive seven = -3 -11+7 = -3
anonymous
  • anonymous
wow, my typing is bad
anonymous
  • anonymous
Would it be x= -3 and x= 11?
anonymous
  • anonymous
-11+7=4 so you answers are -3, and -11
anonymous
  • anonymous
Thank you so much. @mthompson440

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