nikkigarrett22 nikkigarrett22

07-01-2020
Mathematics

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The sum of three numbers is 124. The third number is 3 times the first. The second number is 9 more than the first. What are the numbers?

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kenlingdad kenlingdad

07-01-2020

Answer:

23, 32, 69

Step-by-step explanation:

3 numbers x, y, z

z = 3x

y = x + 9

x+y+z=124

x + (x + 9) + 3x = 124

5x + 9 = 124

5x = 115

x = 23

y = 32

z = 69

check: 23 + 32 + 69 = 124

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