× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
New Topic  
gewusel gewusel
wrote...
Posts: 370
Rep: 0 0
6 years ago
Solve the system of equations:    x +  y = 2.5
   0.2x -  y = 1.2
Textbook 
Contemporary Business Mathematics with Canadian Applications

Contemporary Business Mathematics with Canadian Applications


Edition: 11th
Authors:
Read 32 times
1 Reply

Related Topics

Replies
wrote...
6 years ago
x +  y = 2.5
0.2x -  y = 1.2

2x + 3y = 5
 x - 2y = 6

2x + 3y = 5
2x - 4y = 12
   7y = -7
    y = -1

x - 2(-1) = 6
x + 2 = 6
x = 4
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1083 People Browsing
Related Images
  
 229
  
 692
  
 606
Your Opinion
Which country would you like to visit for its food?
Votes: 204

Previous poll results: How often do you eat-out per week?