d-5+4 > d-(5+4)
a+5-4 = a+(5-4)
b-3-2 < b-(3-2)
c+5+6=c+6+5d-5+4 * d-(5+4) => d-5+4 > d-5-4 a+5-4 * a+(5-4) => a+5-4 = a+5-4 b-3-2 * b-(3-2) => b-3-2 < b-3+2
d-5+4 > d-(5+4)
a+5-4 = a+(5-4)
b-3-2 < b-(3-2)
c+5+6=c+6+5
d-5+4 * d-(5+4) => d-5+4 > d-5-4
a+5-4 * a+(5-4) => a+5-4 = a+5-4
b-3-2 * b-(3-2) => b-3-2 < b-3+2