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

Your résumé objective should be no more than _____ sentences. A. 8 to 10 B. 3 to 5 C. 1 to 2 D. 5 to 7

If I get 3 problems wrong on a 12 question math paper, what grade would I get?

What was the impact of the Neutrality Acts?

Why did the United States want to stop the spread of communism after world war two?

The term "unification" refers to the merging of two states into one, but not to the creation of regional political or economic blocs. True or False? Its false b

What is the square root of 9?

Which statement is correct about a cell wall? It is a rigid layer that surrounds the plant cell. It is a rigid layer that surrounds the animal cell. It is an

Why in harry potter is harry always be teased by snake

The ______________of matter depends upon how close the individual particles are together. A) identity B) mass C) state D) temperature

What is the main difference between DNA and RNA? DNA contains ribose sugar, and RNA contains deoxyribose sugar instead. DNA contains cytosine, and RNA contains