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(9x^2+4)(2x^2-x-3)=0
| 5(6+6x)-4=131 | | 3-2f×11=2f+5×(-3) | | (x+1)/3+(x-1)/2=x-1 | | 3+4x÷3=15 | | -7x+x^2=20 | | Ax7=1757 | | 5/x+1=0 | | X^2+3x=10x+20 | | 4=2/7r=-4 | | (x−7)7/5=128 | | 9x-(5x-4)=4x+4 | | -5n=8 | | 7y-2=3y+8 | | 4.1+1.8n=-0.40 | | 2*a¨3+a¨2+3-340=0 | | (5(1-n)/2)-1=3 | | 2u=4/5 | | 4x=8-5x | | 14=7/2v | | 4x-10=12-2x | | 3x-22=41 | | −6w+7=49 | | z=−2 | | 200=x²-9.8x | | 19d=14 | | 2x^2=18/81 | | 12t=9 | | r−2=8 | | 6(x-4+3x+7=3 | | 6x-4+3x+7=3 | | 15n=13 | | 2/3×x+1/2=3/4 |