kvalencia00 kvalencia00
  • 06-10-2020
  • Mathematics
contestada

According to the system of equations above, what is
the value of x ?
Need someone to explain how to do it

According to the system of equations above what is the value of x Need someone to explain how to do it class=

Respuesta :

Tolunimi
Tolunimi Tolunimi
  • 06-10-2020

Answer:

7

Step-by-step explanation:

try substituting

crossmultyply

x=-9-y

substituting

-9-y=-25+9

y=16

substituting

pick one of the equations

x+y=-9

x-16=-9

x=-9+16

x=7

Answer Link

Otras preguntas

Proteins are needed for? -biology ( food and digestion )
Geometry help please. Answer choices: A, B, C, or d. Picture beloe.
Can some on help me not sure thanks
Helpppp please just number A PLEASE
Savannah is buying a $1,200.00 Iphone 12 on an installment plan. She makes a down payment of $200.00. She makes monthly payments of $55.00 for 2 years. What is
HELP PLEASE?? not sure about it!!
If my trailer is licensed to carry a maximum of 750kg and a box of tiles weighs 23.5kg, what is the maximum number of boxes of tiles my trailer can legally carr
a 2.00x10^2 -g sample of water at 60 C is heated yo water vapor at 140 C. How much thermal energy is absorbed
If Matt earns eight dollars per hour and h is the number of hours Matt works, which expression represents how much money Matt earns?
What are at least two ways "The Law of Life" demonstrates principles of Naturalism?