Question

Multiple Choice!
The solution to the system of equations y = 2x and y = -x + 3 is:
A. (2,1)
B. (-1,2)
C. (2,-1)
D. (1,2)

Answer 1

y = -x + 3 ... start with the second equation

2x = -x + 3 ... plug in y = 2x, now solve for x

2x + x = 3

3x = 3

x = ???

Answer 2

*facepalm* I knew I forgot a step! 2x + x = 3! Thank you soo much! :)

Answer 3

you're welcome

what final answer did you get

Answer 4

I got (1,2) *crosses fingers*

Answer 5

you nailed it

Answer 6

Thank you! Thank you! <3

Answer 7

you're welcome