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-20=2(x=9)
We move all terms to the left:
-20-(2(x)=0
| (x-√5)(x+3)=0 | | X+5y=162,50 | | 5x/2-×=×/10-21/5 | | 0.5y+y=30 | | -6/w=4 | | 5/2x+4=3 | | -42=-7/5y | | 4*x-7=3x | | Y+0.5y=30 | | 71/4x−x=93/8 | | 3(x-70)=30 | | 2(a—5)=a-1 | | 8(1x+6)=24 | | (X+8)+x=72 | | 7x+8=32+3x | | 56+62+m1=180 | | x/6=-2=5 | | 53+m1+44=180 | | 5y-14=85 | | 6y-2y=9 | | 96+2w=80+(-3w) | | 3(5x-6)=17 | | x2+7x+2=100 | | 97=m1+46 | | 97+46+m1=180 | | -x+8x+24=2x+9x-32 | | 90+46+m1=180 | | 130+m1+90=180 | | C(x)=0.09+13.75 | | (5y+7)+y=79 | | (4x+40)+x=180 | | X+2y=126 |