7a2-49b2+25c2-42ab-40ac
x^3 - 27
-2<=-8+p/2
division of 27t ^ 3 + 343 , 3t + 7
-2<=-8z=p/2
x plus y equals fourteen, and three x minus y equals negative eight
X plus Y equals fourteen, and three x minus y equals negative eight
factor (x^2-4x+3)
(p+m-n)(p-m)
1.4 +2.59- ,=1.9