harukorigaux
harukorigaux harukorigaux
  • 04-05-2021
  • Mathematics
contestada

Can someone help me pls? I don't understand how to find x and y

Can someone help me pls I dont understand how to find x and y class=

Respuesta :

mthmatics mthmatics
  • 04-05-2021
(Y+40)+(x+2y)=180
3y+x=140

2x+(y+20)=180
2x+y=160

Simultaneous equation
3y+x=140
Y+2x=160
Solve for y
Y=24
3(24)+x=140
X=140-72=68

not sure about the answer
Answer Link

Otras preguntas

Can you please help me with A B and C .the task is to write the numbers into Standard form
5. Mientras el niño _______ su mamá le abrazaba. (1 point) lloraba lloró llora lloro
You've found an Internet article that supports your view of a research subject. The author seems to have excellent credentials, and the article is very well wr
Who was usually responsible for making sure field work was completed by enslaved workers on plantations
What is the volume of this box?
Find the equation of the line that passes through the point (3,14) and is parallel to y=2/3x -6
How do you convert the measured mass of a substance to moles?
What is the ratio 780 to 220 simplified?
Gertrude Belle Elion was born on Jan. 23, 1918, in New York City. She graduated from Hunter College in New York City with a degree in biochemistry in 1937. Unab
I need help with number 3