Cinclair711
Cinclair711
09-12-2014
Mathematics
contestada
X-y=1
X+y=3 Elimination
Respuesta :
fenniehuynh
fenniehuynh
09-12-2014
x-y=1
x+y=3
You see the y's can cancel out. So add it together and you have:
2x=4
x=2
Now that you have x, plug it in to one of the equations to find y.
I will plug it into the first one.
(2)-y=1
-y=-1
y=1
Answer Link
VER TODAS LAS RESPUESTAS ( 75+ )
Otras preguntas
The key to the success of following an diet plan is to
If the absolute value of a negative number is 2.78 what is the distance on the number line between the number number it's absolute value? Explain your answer.
Jake cuts a length of 1,12 from a 3-meter board.how long is the board now ?
Can materials diffuse through a membrane in both directions at the same time?
Sarah had 7/8 pounds of turkey she used to 2 /3pounds of for sandwiches how many pounds of turkey does Sarah have left
portray: 1. To paint or draw the likeness of; as, to portray a king on horseback. 2. Hence, figuratively, to describe in words. 3. To adorn with pictures. 4.
10 1/2 divided by 1 1/4
The topic sentence is usually the first sentence in a(n) paragraph.
The floor of a rectangle room will be tiled with
Plz help! I need this answer fast! A cell phone service provider offers two plans. Plan A includes a fee of $25 per month and charges $0.25 for every call. Plan
good job
