Posted by stumped on Wednesday, April 25, 2007 at 6:51pm.
3x5(3x7)= 2(x+9) + 45
3x15x+35= 2x+18 +45
12x + 35 = 2x+63
12x 28 = 2x
12 28 =x
40 =x
3x5(3x7)= 2(x+9) + 45
3x15x+35= 2x+18 +45
12x + 35 = 2x+63
10x+35=63
10x=28
x=2.8
you are both wrong!
3x  15x + 35 = 2x + 18 + 45
12x  2x = 63  35
14x = 28
x = 2
test my answer, it works

algbrea  teresa, Sunday, November 8, 2009 at 8:43pm
18x+13/417x19/36