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HELP PLEASE If x + y = z and x = y, then all of the following are true EXCEPT A) 2x + 2y = 2z B) x - 2 = y-z C) x = z/2 D) z- y = 2x

HELP PLEASE If x + y = z and x = y, then all of the following are true EXCEPT A) 2x + 2y = 2z B) x - 2 = y-z C) x = z/2 D) z- y = 2x
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4 votes
HELP PLEASE

If x + y = z and x = y, then all of the following are true EXCEPT
A) 2x + 2y = 2z
B) x - 2 = y-z
C) x = z/2
D) z- y = 2x

User Addsy
by
8.5k points

1 Answer

4 votes
It seems like both b and d are false. If we plug in 3 for x and y and 6 for z then a and c would both be true but b and d would both me false.
User Xinan
by
8.7k points
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