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-9x^2+(x+3)^2=0
| A.5x+1=9 | | (x+3)^2-(9x2)=0 | | 6^3-2x5^x+4=72 | | (x+3)^2=9x2 | | (x+3)^2=9x^2 | | (x+3)2=9x2 | | 2x2-6x=4x+7 | | (x+2÷3=4 | | 2x-1=3(x+1)-7 | | -2+2(x+1)=3x-5 | | (-8)/x=8 | | 9x^2+10^x-3=0 | | 18x36-16x=0.1x²+1 | | x=24/4*(8/4) | | 6x+29=4 | | (2x+1)(9x+36)=0 | | 3k+7k=2515 | | 2916.67=(x/7)+(x/20) | | 3k+7k=515 | | 3(p+2)+4=10 | | 3q/4-1=5 | | x+2x+0=180 | | 6x^2-6x=288 | | 2x(x+1)-7=18 | | 12+8b=52 | | 14+7y=42 | | x-(x*10/100)=10900 | | m2+2√5m+5=0 | | x=4/175 | | 3x/4+2=11x/15+5 | | 7y=6+5(y-2) | | 5(2x+9)-13=4x+18 |