0
Anonymous
x+y=3
y=3-2x
so
x+3-2x=3
so x=0
0+y=3
so y=3
Wiki User
Chat with our AI personalities
21
3x
2x + 3 = x + 1 Subtract x from both sides: x + 3 = 1 Subtract 3 from both sides: x = -2
3x + 11 = x + 3 2x = -8 x = -4
3x - 3 = 2x + 6 3x = 2x + 9 x = 9