The average of three numbers is 5,If the sum of the first two numbers is 6,then Find the third number About the author Peyton
Answer: If the average of 3 numbers is 5 , then the sum has to be 3 × 5 = 15 Call the missing number x . Then x + 6 = 15 x = 15 − 6 x = 9 Reply
Answer: 39 Step-by-step explanation: x+y+z/3=5 x+y+z=15—-1 x+y=6—2 6+z/3=15 6+z=45 z=45-6 z=39 mark me brainliest Reply
Answer: If the average of
3
numbers is
5
, then the sum has to be
3
×
5
=
15
Call the missing number
x
.
Then
x
+
6
=
15
x
=
15
−
6
x
=
9
Answer:
39
Step-by-step explanation:
x+y+z/3=5
x+y+z=15—-1
x+y=6—2
6+z/3=15
6+z=45
z=45-6
z=39
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