Question

find the values of x,y and z from the following equations [x+y+z]=9
[x+z]=5[y+z]=7​
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Answer 1

Answer:

Step-by-step explanation:

x+y+z = 9

x+z = 5

y+z = 7

x+(y+z) = 9

x+7 = 9

x=2

x+z = 5

z=5-2 = 3

y+z = 7

y =7-3

y=4