amp92904
amp92904
01-03-2019
Mathematics
contestada
Help me please
I don't know how to do this
Respuesta :
XuHuang016
XuHuang016
01-03-2019
I don’t either
Can someone please teach me
Answer Link
helloitschump0vfdz
helloitschump0vfdz
01-03-2019
X = 1, Y = -1
You could do substitution :
x - y = 2
x = 2 + y
———————-
5(2 + y) + y = 4
10 + 5y + y = 4
10 + 6y = 4
6y = -6
y = -1
———————-
x - (-1) = 2
x + 1 = 2
x = 1
——————————
CHECK ANSWER :
5(1) + (-1) = 4
1 - (-1) = 2
Answer Link
VER TODAS LAS RESPUESTAS ( 39+ )
Otras preguntas
context 2:Literary Elements and Devices II Guided Practice You have just read about a myth and used questions to analyze its cultural context. Now, you have an
Чx 3х2х1 – How do I do this. I don’t understand
What is the value of y?
Which equation represents the function graphed on the coordinate plane?
when Gerald Ford left the office of presidenta) Republicans had won many seats in the u.s. house of representatives b) the nation's economy had worsened during
Ammonium carbonate and iron(iii) nitrate are combined, solid iron(iii) carbonate and a solution of ammonium nitrate are formed. the net ionic equation for this
Gary is testing a river water sample in his lab. Initially, there are 64 bacteria in the river water sample. The number of bacteria after 3 hours can be calcula
help ASAP!!! .........................
A decagon has angles that measure 156°, 135°, 147°, 160°, 116°, 150°, 150.2°, 119.2°, 146.6°, and z. What is z?
Meaning of the word in the passage?His room, a proper human room although a little too small, lay peacefully between its four familiar walls. A collection of te
