Tuesday

April 28, 2015

April 28, 2015

Posted by **Ann** on Wednesday, July 7, 2010 at 12:44pm.

y=4(x+3)-2x

y=4x+3-2x

y=2x+3

2x+3=y

2x=y-3

x=y/2-3

Hopefully I have rearranged the formula y=4(x+3)-2x to express x in terms of y.

- Math -
**drwls**, Wednesday, July 7, 2010 at 2:48pmThe first step is wrong

4(x+3) does not equal 4x + 3.

- Math -
**Henry**, Wednesday, July 7, 2010 at 3:03pmY-4(X+3)-2X

Y=4X+12-2X

Y=2X+12

2X=Y-12

X=Y/2-6