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x^2-(2*x)
(-x)^2 = -2;x
x
y = 5*x^2+7*x+8;5;7;8
-((7^2-(4*5*8))/(4*5))
-(7/(2*5))
| X+x-12=90 | | 36-9x=15+12x | | (2x-6)-4=12 | | 7/9x2/3 | | -4x(5x-2)=0 | | 3(6m+7)-9= | | 4x-y-x-2y= | | 9x-(9+4x)= | | 7/6*x-8=41 | | -7=(11/17z) | | 8*6*10= | | Q-5+2q=50 | | S+s+0.1666666667=0.666666667 | | 7/6(x)-8=41 | | 7/6(y)-8=41 | | 4x-11=7x-4x-11 | | 1x+0y=-9 | | 24a-21= | | 180=19x+7+43+6x+5 | | 8x-73+12x=59 | | X+12-x^2=0 | | 4sinX^2=2cosx+1 | | (x-2)(x+3)=(x+5)2 | | x+7=-5x-5 | | -2x-6=4x+18 | | 8x+7+3x+1+73=180 | | (-7/3h)=(0.35) | | 7.50+16= | | 73y=6(12y+32) | | 4x+24x-69=-8 | | 3x+1=3(2-2x) | | -7/3h=0.35 |