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x^2-9
x/3 = (2/3)*x
(5/6)*n = 5/3
1/(2*x^(2/3))
(1/8)*(3*D-2) = 1/4
| 2p+p-15=90 | | x+51-80=55 | | 2+3(x-5)=15 | | 28/6= | | 2u-4=8 | | x/3=2/3x | | -24+28x=52 | | 5/6n=5/3 | | 9+10+q=90 | | x+51+80=55 | | 147.3x=180 | | (4x-4)(5x+7)=0 | | 2x^2=40x+2 | | 8z+8=24 | | -0.21x+0.56=-4.48 | | -a^2b^5-4a^3b^6= | | -0.21x-0.56=-4.48 | | 2x^2-48x=10 | | 1/8(3D-2)=1/4 | | 1/4(12x-4)=13 | | (3/2x)=20 | | 46s-5=51s-65 | | 29.5/32 | | 5y+5=45 | | x*0.15=65 | | 18-12r=90 | | 55-53+x=80 | | -3x-4y+3z=-5 | | 32x^2+98=0 | | 19n+16=130 | | 7y-7=56 | | 55+53+x=80 |