# Algebra

2. Use an augmented matrix to solve the system.
x + y = 5
3x – y = –1 (1 point)
(1, 4)
(1, 5)
(3, –1)***
(5, –1)
3. When converting a system of linear equations into an augmented matrix, what equation form is needed? (1 point)
slope-intercept form
negative form
graph form***
standard form
4. What does the vertical line in an augmented matrix represent? (1 point)
x-value
y-value***
equal sign
line on a graph
5. You have \$1.00 in dimes and nickels. You have twice as many dimes as nickels. What would the associated system of equations look like in augmented matrix form? (1 point)
matrix 1***
matrix 2
matrix 3
matrix 4

1. 👍
2. 👎
3. 👁
4. ℹ️
5. 🚩
1. first four wrong, appears you are just guessing.
on the last, isn't this the system?
10d+5n=100
d-2n=0
is that a matrix 1 system?

1. 👍
2. 👎
3. ℹ️
4. 🚩
👤
bobpursley
2. No I just realized that. I did the system wrong. I'm :/ That would be a MATRIX 3

1. 👍
2. 👎
3. ℹ️
4. 🚩

## Similar Questions

Still need help? You can ask a new question.