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(x-50)^2=0
| 9/7x=45 | | x+4x+243=1099 | | 8x-20+5x+1=90 | | n^2=75 | | 30=4.8x^2 | | 5=w/4=9 | | -10-5r=6r-1 | | 12t-13=25 | | 12y^2+y=35=0 | | 1/x=0.5494 | | 4x-9=7x+7 | | (8x-1)=(9x-11) | | 6x-3+7x-24=180 | | X+2=-1/2x+8 | | 5-1.5x=12.5 | | 4x+10=x-25 | | -2(x+0.5)=-2.5(x-1 | | 3a+43=9a-29 | | 13-5f=63 | | 2/3m-2/3+9=m-2/3+15 | | 5a/4=6 | | r/10+71=78 | | g/5-19=23 | | 15-0.75x=13+0.50x | | -12=p/4+-7 | | 99=(2w+7)(w) | | 5(-2x+3)+8=63 | | g/4+15=11 | | 8(-2+x)=6x=13 | | 7u=48-u | | 7/2w-3=-4/5w+1/2 | | 2x1+5x+5=90 |