Systems of equations w/ substitution?
Could someone help me on this problem?
I know we can pick ethier equation to solve, both I don't get it from there...help? Thanks in advance!!
- Anonymous9 years agoFavorite Answer
You actually need both equations to solve it, you can subtract the second equation from the first 1
y = 6x + 4
y = 4x - 2
0 = 2x + 6
then solve this one to get x,
2x = -6
x = -3
substitute x in either equation to get y