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 ( 14+ )
Otras preguntas
1.aquella 2.esta 3.ese 4.este 5.aquel Match each of the options above to the items below. la blusa que llevo hoy. la camisa que tu usas. la falda de la tienda
What adaptations do plants in the desert have that protect their water and food storage? a. they use bright colors to warn off organisms. b. they taste horrible
In saudi arabia, the king holds the power to make all decisions on governing. saudi arabia is a. a theocracy. b. an oligarchy. c. an autocracy. d. a democracy.
50 POINTS + BRAINLIEST !! A book starts on page 1 and is numbered on every page. If the total number of digits used is 516, how many pages are there in the boo
What is the ratio 14:4 in its simplest form
Concurrent coding is the review of records and/or use of encounter forms and chargemasters to assign codes __________
Brianna has a sheet of paper that is 4 feet long. she cuts the length of paper into halves and then cuts the 1 length of each of these pieces into sixths. 2 how
Brianna has a sheet of paper that is 4 feet long. she cuts the length of paper into halves and then cuts the 1 length of each of these pieces into sixths. 2 how
Dakota spent $6.40, $12.25, and $8.60 for lunch over a three-day period. How much did she spend on lunch for these three days?
0) 1) maine is home to almost 75,000 red foxes. the name "red fox" (vulpes vulpes), can be deceiving because they black, and even white (if albino), although re
