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5/7 = x/70
(3/5)*(10*y-20) = 0
2*x-x-(7/12)-4 = 0
1;4;20;32;0;0
1;8;5;8;0;0
| 15m-(3m+12)=24(m+1) | | 10(d+4)=5d+25 | | 8x-4(5-3x)=20 | | 12t+3t=64+11 | | 15z-9z=84-30 | | 2x-3(x+1)=4(x+3) | | 5/7=x/70 | | x^4+xy^3+x^3+y^3=0 | | 8-7(8-8x)=0 | | 3/5(10y-20) | | 2x-7/12-4-x | | 8-4(3x+7)=2 | | (W+23)+(4w+y)=180 | | -19x=456 | | (1+1)*(1+1)= | | 1-1+1+1= | | 7(3-x)=8(-4-2x) | | 17=-18/6 | | 5k-7/2=19 | | 5-3(x-7)=5x-7x-13 | | 247=13-94 | | Ix^2=121 | | 11(11)=-20+11t | | 3a+a=50 | | -8x+45=-6x+9 | | 9d-66=-33 | | 2x+14-3x=56 | | 0.4n-18=3n-16-0.8m | | h(11)=-20+11*11 | | 3a+b=50 | | f=1/2mp | | x+350+200=1000 |