Posted by p on Sunday, November 8, 2009 at 8:27pm.
If y=11-x then x = 11 - y
-8-14=6 .... no, -8-14 = -22
7.4=x-13 answer 6.1 no, x = 20.4
m/m for m =72 and n =9 m/n=72/9=8 ok, but don't bounce equal signs horizontally
-4x+7=39 4x/4x=32/4x 4/32=x8
WOW!
-4x + 7 = 39
-4x = 32
x = -8
-10 is greater than -18 yes
-4*(-9)= 36 yes
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