Solve the Equation: Finding the Missing Number in ?-0=27

?−0=27 ?-0=27

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00:00 Find the unknown
00:04 Every number minus 0 equals the number itself
00:12 And this is the solution to the question

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1

Understand the problem

?−0=27 ?-0=27

2

Step-by-step solution

To solve this problem, let's apply the identity property of subtraction:

  • We are given the equation x−0=27 x - 0 = 27 .
  • According to the identity property of subtraction, subtracting zero from any number does not change its value. Hence, x−0=x x - 0 = x .

Therefore, the equation simplifies to x=27 x = 27 .

The solution to the problem is x=27 x = 27 , confirming that substitution gives the desired outcome.

3

Final Answer

27

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\( 20:1= \)

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