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4*a+(2*b)/a = 0
4*a+2*a^-1*b = 0
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x in (-oo:+oo)
| 7(6/7)+6(4/7) | | -5x-18=-113 | | 5x+(5-1)= | | 5x^2-80=5(x+4) | | 0.08x+0.05(60)=0.06(x+60) | | 3-6i= | | 5(2x-2)=3x-11+7x+1 | | -5x-18=113 | | -5x-18=168 | | X^2+(a+b)x+ab=0 | | x-12.3=-5.4 | | 2-c=30 | | 10-4x=4x-16 | | 8-4/5x=4 | | -9x-16=178 | | 0.06x+0.03(40)=0.04(x+40) | | 5=3(4-6)+2 | | 6/(x+1)-(3/2)=6/(3x+3) | | xxx= | | a=b-c/4 | | 19+(-47)+12+24+(-60)= | | 2(3c-1)-5=3c+2 | | -23=-x/7+4 | | 8.9-3.3j=-2.2j+2/3 | | 2x+13=-23 | | 3.4y-6=1.4y+10 | | 3t-1=4(t+2) | | -23-6x=-125 | | 6=x/5-3 | | 5m/8-6/8+3m/8 | | c-2/5=9/10 | | (1/4)y+2=(1/8)y |