Solving+Quadratics+wkst+due+10-20

1&2 done by José Castellanos

That looks correct I got the same thing. Checked by: Michael MacCrory

3. x+3=14x^2 14x^2-x-3=0 (-7x-3)(-2x+1)=0 x= -3/7 ; 1/2 Letter L 4. 2x^2+5x=x^2-4x+10 x^2+9x-10=0 (-x-10)(-x+1)=0 x= -10 ; 1 Letter N Done by Jan Dudek

3&4. #3. i got the same answer but i factored out the negative at the beginning, so it looked like -(7x+3)(2x-1), then i got the answers. sames answers too though. Checked by Matthew Milan :^P-/-<
 * 1) 4. there doesn't need to be negatives in front of the x's: (x-10)(x-1), i got the

5. x^3-3x=x x^3-4x= x(x-2)(x+2)= x=0,+ or - 2 letter I.

6. 4x^2+2x-7=-3^2-2 7x^2+2x-5=0 (7x-5)(x+1) 7x=5 x=5/7, -1 letter A.

5&6 done by Kelsey Harmon

This is correct. I got the same answers. 5&6 Checked by Mady Smith

7) x^2=3(5x+18) X^2-15x-54 (x-18)(X+3) x=18,-3 Y

8) 3(2x-7)+2x(x-3)=-3 6x-21+2x^2-6X+3 2x^2-18 (2x-6)(x+3) x=3,-3 D

7)8) done by Peter Radecki