alannahgabriellenole alannahgabriellenole
  • 08-03-2022
  • Mathematics
contestada

1) The sum of three numbers is 22. The second is 3 more than the first. The third is
one less than twice the first. Find the numbers.

Respuesta :

evalxu evalxu
  • 09-03-2022

Answer: The numbers are 5, 8, and 9

Step-by-step explanation:

x+y+z=22

y=x+3

z=2x-1

After you have those three equations, you can plug the y and z value into the first equation.

You get x+x+3+2x-1=22, so 4x+2=22

Therefore, 4x=20, so x=5

If x=8, then y=5+3, so y=8

Also, z=2(5)-1, so z=9

Answer Link

Otras preguntas

the atomic number of polonium is 84. The atomic number of lead is 82. Which must occur for polonium to be transformed into lead?
3. A student takes an object with an accepted mass of 200.00 grams and masses it on his own balance. He records the mass of the object as 196.5 g. What is his p
Jack and carlie each deposit $17,250 into accounts that earn 6% interest for 6.5 years. Jacks account earns annual compound interest. Who will earn more intere
Help me please vote you brainiest
-x+26 = 2x-10please help!! ​
Does this graph represent a proportional relationship? Explain​
Which of the following is a characteristic that animals have in common? * 1 point Animals are multicellular organisms with no cell wall. Animals are made of euk
I will take a picture of the question.​
12x-39≤9 AND −4x+3<−6
Which way should you turn your wheels when parking uphill along a curb? Which way should you turn them where there is not a curb? Which way should you turn them