sherisotelo
sherisotelo sherisotelo
  • 04-01-2021
  • Mathematics
contestada

y+z=4 y-z=8
how to solve this problem​

Respuesta :

meowmeow223334
meowmeow223334 meowmeow223334
  • 04-01-2021

Use elimination

y + z = 4

y - z = 8

Subtract both

2z = -4, z = -2

Y - 2 = 4, y = 6

Solution: y = 6, z = -2

Answer Link

Otras preguntas

Solve –3d + 5 = 14. –57 12 –27 –3
My friends and I have been riding the waves for many years_____ are the best I have ever seen Which word(s) correctly completes the sentence ? A. These years
Which expression is equivalent to 6x2 – 19x – 55? (2x – 11)(3x + 5) (2x + 11)(3x - 5) (6x – 11)(x + 5) (6x + 11)(x - 5)
Given sin thata = 2/5 and 0° < thata < 90°. find sin 2 thata​
What is 841,487 rounded to the nearest ten thousand?
3. Where did many Dutch settle in Africa?
21 is 71%, of what number
Given the functions f(x) = x(x-2) and g(x) = 2x + 4, which is the corresponding table?
Martin has 4 tickets to Ice Fantasy with the Stars. They cost him $15.75 each, plus $3.50 in handling per ticket, and $9.50 in shipping. What was the total cost
hurry will give brainliest!!