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x in (-oo:+oo)
(5.4*x^7)/18 = 0
0.3*x^7 = 0 // : 0.3
x^7 = 0
x = 0
x = 0
| 2(x-3)+x=-15 | | n5/31/5 | | 80-(4x+14)=4(x+3)+x | | 2x=-81 | | n-8.08=11.65 | | 12+2x=33 | | -65=-(-x-2)+3(7-4x) | | 9-10y=4 | | 8-x=-25 | | 2.8-0.3y=0.7y-12 | | 10.2/5.4 | | -12.14+x=-0.06 | | x/14-15=27 | | y-(-13)=1/2(x-(-12)) | | w-2.99=6.2 | | 5-7(3x+9)=6 | | 9.05/8.2 | | x/6+42=53 | | x=3(y+w)-13 | | 6(9b+7)=24 | | -7(v-9)=2v-18 | | 0.6+(0.5y-1)=y+0.5 | | (8r+280)=-64 | | 15x+4-2x=43 | | 5x-42=18 | | 7(-18)=9(-18+4) | | 9=xts | | 128=4(4n+2)+3 | | 24+2x=10 | | 1/4(x+3)=2x-17(1-x)-1 | | x+6.8=12/19 | | 7x+15=78 |