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(-x+2)(x+7)(2x-5)=0
We add all the numbers together, and all the variables
(-1x+2)(x+7)(2x-5)=0
We multiply parentheses ..
(-1x^2-7x+2x+14)(2x-5)=0
| 5x-2(x-4)=50 | | 2c=$5.50 | | 7n+5=24 | | 990=550(1+0.16t) | | 2=5x^2-16x+3 | | 1000-80p=20p-100 | | x/4+1=21 | | 5x+3=16-2x | | 12x^{2}+6(3-4x)=-4x(8-3x)-6 | | 2.11x^2-13.72x-7.39=0 | | 986=580(1+0.14t) | | 4x^2+90=0 | | 12-6a=3a+15-9a | | 500-40p=20p-100 | | 5y/6=3y-6 | | 3y+4=5y+2 | | -1/5n=16 | | 268,95*(620+x)=620x | | r+4.6÷r2.3=3.3 | | 7-3x-8x+6= | | 0=0.5x^2-4x+6 | | r+4.6/r2.3=3.3 | | 968=580(1+0.14t) | | r+4.6÷r-2.3=3.3 | | 4x+16-2x+8=9x+24 | | 3p^2-p-3=0 | | 0.4x+0.25x=1.95 | | 24–3x=6x+6 | | 47=x+25 | | y=y^2-4y+2 | | x/13=1.5 | | -x^2+25x=150 |