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

Solve each equation. Leave the answer as an improper fraction. 16x2 = 49
What issues led to the colonist’s declaring independence?
Simplify. 8m+4n+7m−2n What is the answer? A. m + 2n B. 17mn C. 15m + 2n D. 15m + 6n
Which clue from the passage helps a reader predict that Arachne might be a better weaver than Athena? Then she would go on weaving. . . . her work was far more
When did america enter the pacific theater in wwii?
A plane is traveling at a speed of 400 miles per hour.How far will the plane travel in 5 hours?
13 Oz package of pistachios cost $5.99 what is the unit rate
On a circle graph, a section with an angle measuring 180 represents A:18%, B:50%, C:90% of the whole.
what is the reason egyptians equated the pharaoh with the gods and considered him to be the son of Re,the egyptians sun god
Who did Montezuma think Cortez was and why was he so passive towards him?