niccniners niccniners

29-10-2020
Mathematics

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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

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violantealexandrae violantealexandrae

29-10-2020

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.

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