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37;54;1;3;1;0
2*x-y+3;2*y-x-2
W/2-(3*140) = 53
1-15 = x/(-7)
2*x-y-1;4*y-x+4
| -4x=16-(-4) | | 6-6=8x+3x | | -7+16=m-7 | | U=7(6n+32)+8(n+1) | | 3x+10+4x-15=180 | | 5a-15=3a+21 | | W/2-3(140)=53 | | 9x+15-8x=-7-12 | | -32=-6s | | 4(x-6)=25 | | 2(4w+w^2)-6=2w(w-4) | | 3x+23=13 | | f(x)=2.5+3.8x-0.9x^2 | | 21x+7-23x=2-5 | | 4a-12=6-6a | | 21x+7-2x=2-5 | | 5+8b=7(5+2b) | | 2(x-5)=4(x+3)-14 | | 12-7r-13=7r+39-4r | | -6(k+-7)+6(k+5)=73 | | 9x+25=168 | | 9x-25=168 | | 1-15=x/-7 | | 7y+1=5x | | (y-px)(p-1)=p | | -3m+2m=-5 | | 3w-7w=-16 | | x^2+4*x+1=0 | | -4=2-6h | | 6x-8=122 | | 52-7x=3 | | -1/4a-4=7/4-3 |