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l+r
(-22/(-2))/3
(cos(3*x))^x
(8*x^0.5+2*y^0.5)^0.5
-3.1 = 7/75
| 5(x-8)=x+16 | | 45x+9=63 | | h+4=14 | | X+2x^2-3000=0 | | 1-3x=5-4x | | 13x-2(x+4)=8x+12 | | 6x+13=-4x-18 | | 4(v+7)=-2(8v-5)+4v | | x+-3y=1 | | 28/m;m=4 | | 0.5=b/10 | | (2x-4)(9x-4)=0 | | 24x+32+4x+13+27= | | 30-7(5x-9)=-4x | | 27^2x=(1/9)^(x-1) | | 4p^2-47p-12=0 | | -3(-7+2u)= | | 1*3.5*h=76.5 | | 5x*2/3 | | -1/3y-6=-6 | | f^2-16f=0 | | 5x-12=c-24 | | l*.75*4=4.5 | | 5w+7-2(-5w-1)=3(w-3) | | 13n^2+42n=0 | | 3x^2+75-30x=0 | | 2n+4n-3=9 | | 3t+5=8t+10 | | h^2+7h=0 | | 12t+(.00000004536*t^4)=4316 | | (7+5p)-p=11p | | P(X)=20X-.02X^2-320 |