naya15 naya15
  • 08-09-2017
  • Mathematics
contestada

X+9+12=-3 how do I solve this equation?

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sallynesimms1777
sallynesimms1777 sallynesimms1777
  • 08-09-2017
X+21=-3
X=-24
Your welcome
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johan97
johan97 johan97
  • 08-09-2017
You need to find x and then how we have a equality I can to put negative twelve to both sides
X+9+12-12=-3-12
X+9=-15
And the same way with 9
X+9-9=-15-9
X=-24
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