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(50/5)/2 = 80/x
(50/5)/2 = X/80
(1/4)/5 = x/8
(2/5)/45 = X/70
(4*(x-1))/3 = 3*x-2
| 4.8g-6.4=8.48 | | 2y=3x-3 | | 50/5/2=80/x | | -3a+14=3(-35-4a) | | 89=4w | | 50/5/2=X/80 | | 0.04(y-7)+0.06y=0.20y-0.5 | | 5x-2.3=18.8 | | 1/4/5=x/8 | | .25x^2-4x+12=0 | | 0.7(6x-3)=1.1-(x+3) | | 10(z+4)-2(z-4)=4(z-4)+3(z-1) | | 2/5/45=X/70 | | 7x-4=2013x | | 4(x-1)/3=3x-2 | | 4(2x+8)-12=64 | | 28*-4/7= | | 5x+6-x=-7x-2 | | 2/3x-7 | | 12q+30=1q-5 | | 0.32x=34 | | 16/(-4/7)= | | 8x^7-8x^5-9x^4+x^3+7x^2-x+9=0 | | I/(x•x-4)=0 | | 1/3/4=X/10 | | X-0.18x=496.92 | | 3/4=(15/2x) | | -9(2.5v+8)=20.5 | | k+3-1=-16-2k | | 2x-12+x=6 | | -4y+8x=48 | | (1/8)/(7/8) |