Math (-5b^7+22+8b^4)+(-7b^7-12b^4-11) Asked by AnneS2 12 years ago 9/25/2013 3:44 AM Last updated by anonymous 12 years ago 9/26/2013 11:13 AM
(-5b^7+22+8b^4)+(-7b^7-12b^4-11) -5b^7+22+8b^4-7b^7+12b^4+11 -5b^7-7b^7 +22+11 +8b^4+12b^4 -12b^7 +33 +20b^4
