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13*(1/3)
1/3*13
13/3
| (2x)+48=90 | | (2x+40)=60 | | 2(x-1)+3y=4 | | 8x^2+800=0 | | -3x+0=10 | | 3m=4m-6 | | 0+3y=10 | | H=-16t^2+128t+6 | | 12t+61=14t+59 | | 10+-2y=20 | | y/8=6.4 | | 1/6x3.5 | | 140f=7/15 | | 0.7(x+40)+0.7x=77 | | A+A+A+B+B=30 | | 9+12n-2=9n+14-4n | | 3x-2.6=x+8.3 | | 2(t-6)+8t=5(2t+5)-9 | | 9y+7=y+135 | | -9(v+3)+3v+6=7v+9 | | 41-2x=61 | | -2c+d=-1 | | 0.3x+0.25=1 | | 4(-2x+4)-16=-8x | | sin(x)+sin(3x)+sin(5x)=0 | | 2x+3(4x-1)=8x+2 | | -3/5x-0=2. | | 5x(2x+1)-3(2x+1)=0 | | -3/5x-0=2 | | (2x)(7x)= | | 7-6n-8= | | 0-6y=2 |