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

Which type of resource are newspaper accounts written at the time an event occurred? primary source documents top-down source documents secondary source documen
What are the 4 types of processes that cycle matter through the biosphere give examples?
Why did Mesopotamian farmers set up irrigation systems
Covalent bonds are in the air you breathe and the water you drink. How are covalent bonds formed?
How many atoms does a molecule of sodium chloride contain?
Which Pair Of Numbers Is Relatively Prime? A. 28 and 35 B. 10 and 25 C. 14 and 49 D. 32 and 45
how old am i if 200 reduced by 2 times my age is 16
a pipe is leaking at 1.5 cups per day.about how many gallons per week is the pipe leaking
Why did Mesopotamian farmers set up irrigation systems
what was the most important factor in making mesopotamia's farmland fertile?