Algebra
(r^2 - 8 + 4r^3 + 5r) - (7r^3 - 3r^2 + 5)
Holt McDougal Larson Algebra 1 Common Core Edition page ep9 number 6
Holt McDougal Larson Algebra 1 Common Core Edition page ep9 number 6
(r^2 - 8 + 4r^3 + 5r) - (7r^3 - 3r^2 + 5)
r^2 - 8 + 4r^3 + 5r - 7r^3 + 3r^2 - 5
+4r^3-7r^3 r^2+3r^2 +5r -8-5
-3r^3 +4r^2 +5r -13