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x/18 = 10/12
((2*5)/7)*m-(9/10) = (4/5)*m
3/7 = n/28
6/a-10 = 9/8
((28*x^3)/35)*x^7 = 0
| x/18=10/12 | | 3xn=16 | | a(n)=65a-100(n-1) | | Y=1.8x+1.2 | | 680=4(x+19) | | 276=x(x-20) | | (4x+6)=-17 | | Y=1.8+1.2 | | 4(4c-4)-6=10c+8 | | 2(x+4y)=10 | | 5*2/7m-9/10=4/5m | | 14x-7y=-7 | | 680=1(x+19) | | 7x-(2x+7)=6x-36 | | 3/7=n/28 | | 4x^2-3x=8 | | 6/a-10=9/8 | | x+4=4(y*.25+2) | | 4x+24=3x+3 | | 2+4=3x+8 | | 1.13T=75n+D | | x+4=4(y*4+2) | | 0.05(x+30)-0.03(x-20)=1.9 | | 6x-y=145 | | 2(3+2x)-5=9 | | 5y-4+y+44=6y+40-2y | | 5x-5=4(x+1)+8 | | x(4-y)=0 | | 28x^3/35x^7 | | 3v^2-11v+8=0 | | V=x+ng | | 4x-3yz=8 |