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 ( 95+ )
Otras preguntas
What is the musical messages?
Highlight the importance of projects for the development of a nation
Help please (Sorry only 5 points I don't have enough)
Which expression can be used to calculate the expression 56 ÷516 for 100 points and brainliest
Which statement best describes how Masefield creates an urgent mood in the excerpt?
List some of the differences between the confederation political system under the Articles of Confederation and the federation political system under the US Con
suppose y varies directly with x. when y=5 and x=6. what is y when x=5
Please help due today!
5. "Like other average fingures rester percapita income may notreflect thereal economic condition." Justify thestatement
Essay on friend ship
