Question

1. "Vini, her son and her grandson have an average age of 23". Which of the following equations
represent the above statement?
a. x+y+z=23
b. x+y+z=69
c.x+y+z÷3=69
d. x+y+z÷3=0
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Answer 1

Answer:

a is the right answer,mark as brainliast