Solving by Factorizing
Solve for $𝑥$. If there are multiple answers, separate them with commas.
$x^2-8x=0\qquad x=$
$x^2+4x=0\qquad x=$
$x^2=-x\qquad x=$
$x^2=-4x\qquad x=$
$5x^2-4x=0\qquad x=$
$-9x^2+2x=0\qquad x=$
$-4x^2=-7x\qquad x=$
$-3x^2=4x\qquad x=$
Solve for $x$.
$x^2-2x-63=0 \qquad x=$
$7x^2+21x-28=0 \qquad x=$
$x^2+16x+64=0 \qquad x=$
$x^2-7x=0\qquad x=$
$-2x^2+128=0 \qquad x=$
$-6x^2-54x-48=0 \qquad x=$
$-3x^2+9x-6=0 \qquad x=$
$x^2-10x+24=0 \qquad x=$
$-7x^2+56x=0 \qquad x=$
$-8x^2+32=0 \qquad x=$
$3x^2+9x-54=0 \qquad x=$
$4x^2-32x+28=0 \qquad x=$
$x^2-81=0 \qquad x=$
$2x^2+8x-64=0 \qquad x=$
$x^2+2x-24=0 \qquad x=$
$-3x^2+18x+48=0 \qquad x=$
$x^2-5x+6=0 \qquad x=$
$5x^2-20=0 \qquad x=$
$7x^2+28x+21=0 \qquad x=$
$2x^2-12x+16=0 \qquad x=$
$x^2-49=0 \qquad x=$
$x^2+11x+18=0 \qquad x=$
$2x^2-50=0 \qquad x=$
$-9x^2+36x-27=0 \qquad x=$
$x^2-8x-9=0 \qquad x=$
$x^2+4x-12=0 \qquad x=$
$-5x^2-25x=0 \qquad x=$
$7x^2-7x-42=0 \qquad x=$
$-9x^2+45x+54=0 \qquad x=$
$x^2-5x=0\qquad x=$
$-5x^2+40x+45=0 \qquad x=$
$-3x^2-27x-54=0 \qquad x=$
$4x^2+40x+36=0 \qquad x=$
$-x^2-6x+16=0 \qquad x=$
Solve for $x$. If there are multiple answers, separate them with commas. Give answers as simplified fractions and not decimals.
$2x^2+9x+9=0 \qquad x=$
$2x^2+7x+6=0 \qquad x=$
$2x^2+3x-9=0 \qquad x=$
$3x^2+2x-8=0 \qquad x=$
$2x^2-19x+35=0 \qquad x=$
$2x^2+9x-81=0 \qquad x=$
$4x^2-x-3=0 \qquad x=$
$8x^2+33x+4=0 \qquad x=$
$12x^2+x-6=0 \qquad x=$
$25x^2+30x+8=0 \qquad x=$
$8x^2+22x-63=0 \qquad x=$
$15x^2+61x+56=0 \qquad x=$