mar7iedecolez
mar7iedecolez mar7iedecolez
  • 19-07-2016
  • Mathematics
contestada

what is the solution for the equation 8x − 12 = 4x? x = ___. (input whole number only).

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texaschic101
texaschic101 texaschic101
  • 19-07-2016
8x - 12 = 4x
-12 = 4x - 8x
-12 = - 4x
-12/-4 = x
3 = x
Answer Link
jesusmendoza199 jesusmendoza199
  • 19-07-2016
x=3
because you subtract 4x to 8x leaving 4x. Then you add 12 to the other side looking like this

4x=12

Now you divide by 4 getting 3.

So you have x=3
Answer Link

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