marissabarbosa48 marissabarbosa48
  • 01-10-2021
  • Mathematics
contestada

The sum of three numbers is 30. Twice the first number, plus 5 times the second number is 112. Three times the first number minus the second number is 66. Write a system of equations to represent the problem

Respuesta :

towl35
towl35 towl35
  • 01-10-2021

Answer:

[tex]x + y + z = 30[/tex]

[tex]2x + 5y = 112[/tex]

[tex]3x - y = 66[/tex]

Answer Link

Otras preguntas

Help Please! ASAP Thanks!
During the Golden Age of Athens, male citizens
Group 1A elements (except for hydrogen) are known as the alkali metals. a. True b. False
how much of earths land surface is desert
Give me a list of beer styles and name the countries where these styles were invented.
Muslim calligraphy was a combination of a. science and 2. c. art and science. b. art and religion. d. astronomy and 7.
The fibrous outer layer of the eye which retains the overall shape of the eye is the _____. sclera cornea aqueous humor iris
The difference between isotopes for the same element will be found in the atoms' A. number of protons. B. number of electrons. C. number of neutrons. D. charge
The Ottoman Empire has its roots in _____. Syria Persia Anatolia Iran
Solve this equation: 4y + 228 = 352. A. y = 31 B. y = – 31 C. y = 145 D. y = 3