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(5*p)/3 = 20
(3*z)/7 = 6
(1/3)*x-21 = x-7
(4*sin(9*x))/(5*x)
50/25 = 18.5*x
| 9pie/4-4.5 | | 5p/3=20 | | N^2+7n+15=five | | 3z/7=6 | | 13x-8=5x-12 | | 13=0x | | 360=7x-2+26x-5 | | 4(2z-1)=8z-4 | | 1/3x-21=x-7 | | -2.4x=4 | | x=3.5+1.75y | | 10y=75 | | 5x^2-24=36 | | x+1/x-1=x-1/2x+1 | | 8(x+6)+5(x+6)=7x-7 | | 5n+10d=250 | | 3-8x=-4x+9 | | -12x+4=-32 | | 88=4u+8 | | 2+3(1-2t)= | | -4.9t^2+34t+289=288.09 | | 15=3u-12 | | 15x+5=-70 | | 4x-19=3x-11 | | x=(-b±√(b^2-4ac))/2a | | -16x+4=-28 | | .5(4r+6)-(r+2)= | | 3x+5x+15=2 | | 4u+13=81 | | 0.4x-3=3 | | log[4](4x-7)=1 | | x^2+-81=0 |