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7 votes
7 votes
What is the solution to the system of equations?

y = 2x -1



y = -x +5

User Daniele Segato
by
2.5k points

2 Answers

18 votes
18 votes
The solution is:

x= 4/3

y= 11/3.

Step by step: (substitution)



2x+1=-x+5

Add x to both sides.


3x+1=5.

Subtract 1.

3x=4.

Divide by 3.


x=4/3.

Use 4/3 instead of x to find y.

y=-(4/3)+5

y= 11/3.

Hope this helped!! :)
User Sasensi
by
2.7k points
17 votes
17 votes

x= −2 and y=3

I can't explain this very well, sorry.

User Jkarimi
by
2.9k points