SOLUTION: 3x2+81=0

Algebra.Com
Question 593644: 3x2+81=0
Answer by Eva18(13)   (Show Source): You can put this solution on YOUR website!
3x2+81=0
2(3x)+81=0
6x+81=0
6x=-81
dividing by x in both sides we will get x=-13.5 as our answer.

RELATED QUESTIONS

3X2 - 21X +... (answered by bucky)
3x2+40x-128=0 (answered by checkley77)
3x2-7x+1 = 0 (answered by Alan3354)
3x2-8x+2=0 (answered by jorel1380,roe)
3x2+6x+2=0 (answered by ReadingBoosters)
X3 - 3X2 + 4 =... (answered by mbmodak)
3x2-2x+1>=0 (answered by Cromlix)
3x2+4-5=,0 find intergral coeficient (answered by josgarithmetic)
3x2+7x+2=0 3x2-16x+5=0 7x2-9x+2=0... (answered by checkley75)