if x is equals to 4 upon 7 Y is equals to minus 5 upon 21 and Z is equals to one upon three verify that (X + Y) + Z = 2 X +( Y + Z).name the property user.
Answers
Answered by
5
Step-by-step explanation:
put the value and solve it by the help of equation
Answered by
1
Answer:
yes
Step-by-step explanation:
x_7=5_42' then x is equal to
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