144k views
0 votes
Guys help me with System of linear equations:

2x+y=5
x-y=1
What are the steps? Formula ?

2 Answers

2 votes

Step 1: Add the two equations together to get just one equation.


2x + y + x - y = 5 + 1


Step 2: Simplify.


3x = 6


Step 3: Divide by 3 on both sides.


3x / 3 = 6 / 3


x = 2


Therefore, the answer is x=2





User Sebf
by
5.3k points
7 votes

Step 1: Add the two equations together to get just one equation.

2x + y + x - y = 5 + 1

Step 2: Simplify.

3x = 6

Step 3: Divide by 3 on both sides.

3x / 3 = 6 / 3

x = 2

Therefore, the answer is x=2


User Feli
by
4.7k points