anonymous
  • anonymous
Explain how you would solve the equation -7 + x = 12 using the properties of equality
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
x=19
anonymous
  • anonymous
-7+x=12 add 7 to the LHS. Now, to balance the equality, add 7 to the right also. it becomes -7 + x +7 = 12 + 7 =>x+0=19 => x=19.
anonymous
  • anonymous
add 7 to both sides

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UnkleRhaukus
  • UnkleRhaukus
The property of equality that has been used is the property that say if you add some thing to both sides of an equality then you will still have equality
anonymous
  • anonymous
@UnkleRhaukus exactly.!

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