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Which property of equality can be used to justify this step? 15 - 10x = 6x + 10x + 10x ———————— 15 = 16x A. Substitution Property of Equality B. Summation Property of Equality C. Addition Property of Equality
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10 votes
10 votes
Which property of equality can be used to justify this step?

15 - 10x = 6x
+ 10x + 10x
————————
15 = 16x


A. Substitution Property of Equality
B. Summation Property of Equality
C. Addition Property of Equality
D. Subtraction Property of Equality

User Danny Roberts
by
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2 Answers

18 votes
18 votes
C. Addition Property of Equality
because you are adding 10x to both sides
User CSRedRat
by
2.9k points
24 votes
24 votes
C. Addition property of Equality
User Filip Sondej
by
2.5k points
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