3x + 4y=12
4y=12 - 3x
y= 3 - 3x
2007-02-28 15:40:35 · 5 answers · asked by myann5544 2 in Education & Reference ➔ Homework Help
4y=12-3x
divide by 4
y=3-3/4x
since your variable is unknown (x) then you have to keep it in the answer because it is impossible to simplify it anymore if you don't know the value of it
2007-02-28 15:58:09 · answer #1 · answered by G泥Lì┬A 4 · 0⤊ 0⤋
the mistake is if u r dividing by 4 it shud b throughout the whole equation. like y=3-3/4x or y=(12-3x)/4
2007-02-28 23:48:17 · answer #2 · answered by jus freeze 1 · 0⤊ 0⤋
you didn't divide the -3x by 4 along with the 12
2007-02-28 23:46:02 · answer #3 · answered by Anonymous · 0⤊ 0⤋
You didn't divide 3x by 4.
The final equation should read
y = 3 - 3/4x
2007-02-28 23:44:55 · answer #4 · answered by Kate 1 · 2⤊ 0⤋
is suppose to be y=3-3/4x
2007-02-28 23:45:43 · answer #5 · answered by dragonweaver 3 · 0⤊ 0⤋