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0 = x^2+5*x-125
0 = x^2+5*x+125
400 = 3*x^2+15*x+25
-3*y = 9/5
29 = X/59
| 15+2(x-7)=5x-24 | | 43x=3x-17 | | 40x+1.5x=875 | | 27+2x-13=5x-37 | | 18x=2x+660 | | 2x^3-(5+6i)x^2+9ix+1-3i=0 | | 1/3[2/3x-9]=1/6x | | 9-7x=4+3x | | 1/3[2/3 | | -3y=9/5 | | 2/5yx3 | | X+2x-570=2702 | | 29=X/59 | | 7x-1=8x+13 | | 3+2=10 | | Y^2-5y=2 | | 7y+x=7 | | 2x^2+3x-5=5 | | (2y+1)(5-y)=0 | | -12=4f-6 | | -12=4f-G | | -2y^2+9y+5=0 | | 120=-5t^2+60t+65 | | 2x*2+3ix+2=0 | | .5w-12=13 | | 3a^2pq+3abpq-90b^2pq=0 | | X*2+3ix+10=0 | | 6.2n-5.2n-8.6=-1.7 | | 4b=24-(5c+1.50) | | 8x^2+2x+4=0 | | -(5-x)+15=2(4x+1)-3x | | 2m+3b=21 |