Question

What is the solution to the system of equations that contains −3x + y = 3 and 2x − y = −1?

a.no solution
b.(−1, 3)
c.infinite number of solutions
d.(−2, −3)

Answer 1

(-2, -3)

Answer 2

you sure ? this is really important

Answer 3

Positive. Would you like me to explain how I got my answer?

Answer 4

yes please

Answer 5

y=-3x+3

y=2x+1

Answer 6

Graph it starting at 3 and have the slope of 3 then start at 1 with a slope of 2

Answer 7

ok , can you help me with three other questions ?

Answer 8

I will do my best

Answer 9

The point (2, 1) is a solution to which of the following systems of equations?

2x + y = 5 and −2x + y = 2
−2x − y = −5 and 2x − y = 2
−x + y = 3 and −3x + y = −5
x + y = 3 and 3x − y = 5

Answer 10

D X+Y+3 and 3X-Y=5

Answer 11

Anymore questions?

Answer 12

On a graph, the solution to a system of linear equations is represented by __________.


the x–intercept of each line
the y–intercept of each line
all the points on either line
the intersection of the lines

Answer 13

The intersection of the lines

Answer 14

last question :)
Which of the following values for c would mean that the system of equations 2x − 3y = 1 and cx − 3y = 2 would not have any solutions?


2
3
1
0

Answer 15

Easy 2

Answer 16

thanks ! you just saved my life

Answer 17

:D Let me know what you get!

Answer 18

100% !!