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x in (-oo:+oo)
((30*x)/36)*x = 0
5/6*x^2 = 0 // : 5/6
x^2 = 0
x = 0
x = 0
| 2a-22.7=a+13 | | (121/64)-(3/16) | | 3/5+7/12 | | 180x/(15+2x)=y | | 106=x^4 | | 180x/(15+2x) | | 30x^12/36x^5 | | -15=6p+15-4p | | (22/16)^2 | | x^2+10x-66=0 | | x+2=(-10) | | -6/7(6x+4)=1/28x-15 | | 0.25x+0.75x=0.8+3.5 | | 1.25=x^4 | | 12--3= | | 30-10(2/5) | | 12-13= | | 12-15= | | 2.7m+3.8=7.8-9.8m | | 12--8= | | 30-102/5 | | -11--3= | | -11-13= | | 4.38-0.15x=1.15x+2.57 | | -11-15= | | -11--8= | | 8/36+23/36 | | 2(8-x)=564 | | 4--3= | | 4-13= | | x+6=(-4) | | (9/4-1/2)/(9/5) |