1 write any two solutions of the
equation x+y = 7

2.find the mean of
given:
numbers : 80, 90, 60,

2 thoughts on “<br />1 write any two solutions of the<br />equation x+y = 7<br /><br />2.find the mean of<br />given:<br />numbers : 80, 90, 60,”

1. Step-by-step explanation:

   1. x = 7 – y ; y = 7 – x
   2. 80+90+60+50+40/5 ; 220/5 ; =44
   3. 1/2

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2. Answer:

   1 write any two solutions of the

   equation x+y = 7

   3+4=7

   2+5=7

   1+6=7

   2.find the mean of

   given:

   numbers : 80, 90, 60, 5o, 40

   mean = 320

   Reply