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13.393;105
12708;9
(x+5)*(y-2)-((x+2)*(y-1));(x-4)*(y+7)-((x-3)*(y+4))
3.26;0.51
7.25;3400
| (X+-2)(x+-2)=-4 | | -9(6-8x)= | | .33(3x-6)+7x=5(2x-6)-x | | 5x-0.6=2 | | 14x*2=3 | | -10=-7y+5(y-4) | | -*=h-5/3 | | 5sin(x)=3sin(x) | | 8.3x=6/ | | (X*.3)=165000.00 | | 10*x/100 | | 2(x+3)=-4x(x+1) | | 7v+4(v+5)=-35 | | 9h/10-3h/10=18-10 | | -15=-4w+7(w-3) | | 12x+5y=4x+3 | | 5(c-88)-41=-1 | | 5000=f(2.50) | | 3y=41-5x | | f(n)=5000+2.50n | | 7x+8-5x=4-2x | | 20x+5=30x+7.5 | | (3+k)x+(3-k)y=7 | | (6-7)3= | | 13/5-2/5 | | (9x+7)=(5x-9) | | X/10-3x | | 2(u-3)=10 | | 3x+-2x+20+x-3=39 | | x/7-9=-11 | | 10-[2(1-x)-3(2x+5)]=2(x+5)+1 | | -5(-5)-10x=56 |