Question

For x= 1/10 y= -3/5 z= 7/20
find the values of expression (x-y)-z and x-(y-z) Are they equal?



pls give the answer with step-by-step
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Answer 1

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Answer 2

Answer:

not equal

Step-by-step explanation:

(x-y)-z = (1/10 -(-3/5))-7/20 = 1/20

x-(y-z) = 1/10-(-3/5-7/20) = 21/20