Posted by Amy on Monday, August 19, 2013 at 7:41pm.
so it should be 3x2 + x = 30
3x2+2+x = 30+2
3x+x = 32
4x = 32
4x/4 = 32/4
x=8

MaTh  MathMate, Monday, August 19, 2013 at 9:53pm
Correct! Good job! :)
Posted by Amy on Monday, August 19, 2013 at 7:41pm.
so it should be 3x2 + x = 30
3x2+2+x = 30+2
3x+x = 32
4x = 32
4x/4 = 32/4
x=8
Correct! Good job! :)