allissonchacon2011
allissonchacon2011
13-01-2020
Mathematics
contestada
3x + 2y = 8
5x - 2y= 8
Respuesta :
Emelatte
Emelatte
13-01-2020
3x+2y=8
5x-2y=8
1) Cross out the 2ys and add the rest of the equations together.
2) 8x=16
3) 16/8=2 Therefore, x=2
4) Add 2 into one of the equations (either one)
5)3(2)+ 2y=8
6) 6+2y= 8
7) Subtractionnnnn 8-6=2
8) 2y=2
9) 2/2= 1
10) y=1 x=2 (2,1)
Answer Link
VER TODAS LAS RESPUESTAS ( 23+ )
Otras preguntas
Need help with this please
(c) what is the probability that jeanie remembers the first errand but not the second or third?
Which of the following is NOT a true statement about tobacco in the Chesapeake colonies during the 17th century? A. Its cultivation led to the impor
which of these is an example of exponential decay? A) y=(3/4)^x B) y=2.8 C) y=19(4^x)D)y=1.07
There are 8 apples and 12 bananas in a fruit basket. what is the ratio of bananas to apples?
A century ago, most immigrants came to the united states from __________, while today most come from ___________.
Which type of cellular process will most likely be used by an amoeba in order to obtain food?
What was the importance Madison v Marbury (1803)
Sonia liff and anne sofie laegren state that cybercafés _____ because they make communication untraceable.
Nick tosses a standard number cube and spins a spinner. The spinner is divided into four equal sections colored red, blue, green, and yellow. What is the probab
