mubarakibrahim566
mubarakibrahim566
02-10-2019
Mathematics
contestada
Solve: 2x+4y=20 and 2x-y=4
Respuesta :
nadiroz
nadiroz
02-10-2019
Answer:
(x, y) = (18/5, 16/5)
OR
(x, y) = (3.6, 3.2)
Answer Link
kevinw0928
kevinw0928
02-10-2019
Answer:
X=3.6
Y=3.2
Step-by-step explanation:
2x-y=4 which means
2x
=
4+y
2x
+4y = 20 which means
4+y
+4y=20 ==> 4+5y=20
5y = 20-4 = 16
y= 16/5 =
3.2
2x=
4+y
=4+
3.2
=7.2
x = 7.2/2 =
3.6
Answer Link
VER TODAS LAS RESPUESTAS ( 88+ )
Otras preguntas
When a potassium atom forms an ion, it loses one electron. What is the electrical charge of the potassium ion? A. -1 B. -2 C. +2 D. +1
what is a procedure that tests a hypothesis by collecting information under controlled conditions
Write an equation that involves multiplication, contains a variable, and has a solution of 5. Then write another equation that has the same solution and include
This line of poetry from "Totally like whatever, you know?" is most likely stated as a question for what purpose? "I have nothing personally invested in my own
Tell me how 1/6 is greater then 1/8 but less then 1/3
Which statement best explains why the sun is a star
Which statements describing aspects of Russia's culture and history are true? Choose all answers that are correct. A. Russia is the second largest country in th
diary menggunakan bahasa inggris singkat dan arti
Which emerged after deindustrialization? free trade manufacturing-based economy oil surplus service-based economy stagflation
1) Plea bargains allow the offender to remove an offense from their record in exchange for agreeing to terms outlined by the prosecuting attorney. True or False
