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Solving Equations

Question 3 • FL-1200330-Algebra 2 Sem 1 - Flex

Which of the following statements correctly illustrate the addition property of equality? Check all of the boxes that apply.

Answer
A
If a = b, then a + c = b + c.
B
If x = y, then x + 2 = y- 2.
C
If w + 2 = 7, then w + 2-2 = 7- 2.
D
If z-=9,then z-+=9-.
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