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

accurately 5 different ways that antiretroviral drugs can prevent virus formation

can you please show the work on both of them?

Why would a detritivore need special organs to process its food

Which kind of colony had a governor and legislative assembly which was appointed by the crown of England? A:Propriety Charter Colony B:Royal Charter Colony C:Ch

help with slope please !

Select the missing word The first paragraph those are the three words that you can pickCondemn , conclude or construct The send paragraph these are the three wo

Select the correct answer. Solve the system of equations. y = x + 4 y = x2 + 2 A. (-1,6) and (2,3) B. (-1,3) and (2,2) C. (-1,3) and (2,6) D. (1,3) and (-2,

If the absolute temperature of the gas in a balloon is halved, by how much will its volume change?

What is the first step in solving this problem 4/5 + 1/2

please help : x^3-57x+56 by x-7