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Name the property used to make the conclusion:
3. If x + 7 = 23, then x = 16.
7. If x - 24 = 25, then x = 49.

a. addition property of equality
b. subtraction property of equality
c. multiplication property of equality
d. division property of equality
e. symmetric property of equality
f. substitution property of equality

Note: They said 3. is NOT A and 7 is NOT B

Respuesta :

mhanifa

Answer:

  • 3. B, 7. A

Step-by-step explanation:

3. If x + 7 = 23, then x = 16

  • You need to subtract 7 from both sides.
  • Correct choice is B

7. If x - 24 = 25, then x = 49.

  • You need to add 24 to both sides.
  • Correct choice is A

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