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 ( 28+ )
Otras preguntas
Operation Torch was the Allied invasion of: A. northern Africa. B. France. C. Italy. D. Japan.
Plz help A business is valued at 200 million and has four owners. Person A 1/4 of the business Person B owns 2/5 of the business Person C owns 1/8 of the bus
connie can type 675 words in 15 mins please help!!
Which statement best describes an advantage of indirect democracy over direct democracy?
6 points True/False: Most Americans wanted the U.S. to get involved in the war? True O False
Ricky has sat his summer exams. His scores are below. Change his scores into percentages. Give each answer to 1 decimal place. Maths: 17 out of 22 English: 19 o
what goes into 27 and 48?
1. The graph above illustrates the movement of a transverse wave along a rope. What is the amplitude of the wave in meters? a. 30m b. 300m C. 0.03m d. 0.3m 2. T
What’s 5x + 5 factored?
What is the image point of (3, 6) after the transformation r y=x T -4,-4 ?
