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-7/2.8
((1/4)*x^2)^2 = 0;x
x
55*1.22^x
5000*(1-(60/80))^2
(4*x^3-(2*x^2))*(5-(3*x))
| x+7+2x+6+2x-2+90=180 | | ln(x)-ln(x-4)=ln(9) | | -6(6x-6)+7=-36+43 | | 98=-6(1-n)+7n | | 10X^2+9000=0 | | 5(x-4)+3x=-4(x+5)+12x | | 100=10x+5y+.5z | | 120+10p=200+8p | | Qd=100-5P+0.004I-5Pr | | 39.2=p(112) | | x+4+7x-10+90=180 | | 8x^2y^5-12xy^3= | | 4(-7x+3y)= | | x+x+x=108 | | x+x+x=109 | | a=0.25(64) | | 264=11(9+x) | | a(b-2)+s(b-2)= | | 4x-8+2x=-20 | | X=-4x^2+5x-9 | | -56a+90+58a=42 | | (4x+4)=(6x-14) | | (7+n)4=44 | | 7+4(5x+8)=2(2x+1)+5 | | 4(3p*p+2p)-12p*p=2(8p+6) | | 7+n*4=44 | | 7.2-.25=1.8 | | 6b+14=4+4b | | (-2u+3u-5)+(6u+4u+1)= | | (6x+5)+x=26 | | 1.2(x-10)=-2.8(x-9) | | 4+(3i+1)=4i+6 |