Solving Equations by Factoring (8-7)

Solve by factoring.  $2x^2\ +\ 9x\ -\ 18\ =\ 0$  

•  $x\ =\frac{2}{3}\ or\ x\ =\ 6$  

•  $x\ =\ -\frac{3}{2}\ or\ x\ =\ -6$  

•  $x\ =\ -3\ or\ x\ =-6$  

•  $x=\frac{3}{2}\ or\ x\ =\ -6$  

Solve by factoring.  $-3x^2\ +\ 26x\ =\ 16$  

•  $x\ =\ \frac{3}{2}\ or\ x\ =\ 4$  

•  $x\ =\ \frac{2}{3}\ or\ x\ =\ 8$  

•  $x\ =\ \frac{4}{5}\ or\ x\ =\ 2$  

•  $x\ =\ \frac{1}{2}\ or\ x\ =\ 8$  

 $-3x^2\ +\ 5x\ =\ -2$  

•  $x\ =\ \frac{2}{3}\ or\ \ x\ =\ 3$  

•  $x\ =\ -\frac{2}{3}\ or\ x\ =\ 2$  

•  $x\ =\ -\frac{1}{2}\ or\ x\ =\ 4$  

•  $x\ =\ -\frac{1}{3}\ or\ x\ =\ 2$  

 $2x^2+9x+9=0$  Solve by factoring.

•  $x=\ -\frac{2}{3}\ or\ x=\ 3$  

•  $x\ =\ \frac{2}{3\ }or\ x\ =\ -3$  

•  $x\ =\ \frac{1}{3}\ or\ x\ =\ 3$  

•  $x\ =\ -\frac{3}{2}\ or\ x\ =\ -3$  

Solve by factoring.  $3x^2-10x+8=0$  

•  $x\ =\frac{4}{3}\ or\ x\ =\ 2\$  

•  $x=-\frac{3}{4}\ or\ x=\ -2$  

•  $x=\frac{3}{4}\ or\ x=2$  

•  $x=\frac{1}{3}\ or\ x=2$  

 $Solve\ by\ factoring.\ 3x^2+17x+20\ =\ 0$  

•  $x=\frac{4}{3}\ or\ x\ =-4$  

•  $x=\frac{3}{4}\ or\ x=-4$  

•  $x=-\frac{5}{3}\ or\ x=-4$  

•  $x=-\frac{3}{5}\ or\ x=-4$  

 $Solve\ by\ factoring.\ \ 2x^2-17x+30=0$ 

•  $x=\frac{3}{2}\ or\ x\ =3$  

•  $x=\frac{1}{2}\ or\ x\ =-6$  

•  $x=\frac{3}{2}\ or\ x=6$  

•  $x=\frac{5}{2}\ or\ x=6$  

 $Solve\ by\ factoring.\ 4x^2+17x+15=0$  

•  $x=\frac{4}{5}\ or\ x\ =3$  

•  $x=-\frac{4}{5}\ or\ x=3$  

•  $x=-\frac{5}{4}\ or\ x=-3$  

•  $x=\frac{1}{4}\ or\ x=3$  

 $Solve\ by\ factoring.\ -2x^2+13x=15$  

•  $x=\frac{2}{3}\ or\ x=-5$  

•  $x=\frac{2}{3}\ or\ x=5$  

•  $x=\frac{3}{2}\ or\ x=5$  

•  $x=\frac{2}{3}\ or\ x=-5$  

 $Solve\ by\ factoring.\ -4x^2+19x=-30$  

•  $x=-\frac{5}{4}\ or\ x=6$  

•  $x=-\frac{4}{5}\ or\ x=-6$  

•  $x=\frac{4}{5}\ or\ x=-6$  

•  $x=-\frac{1}{5}\ or\ x=5$