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x in (-oo:+oo)
(5*x^2)/8 = 0
5/8*x^2 = 0 // : 5/8
x^2 = 0
x = 0
x = 0
| 6-(8x+1)=2x-3(2-3x) | | 5x-3x=-7x+22 | | =62-3x | | -0.5(4-2u)=10 | | -3/4x(-12) | | 5x-88+43=90 | | k(4k-3)=0 | | 192-61+3y+1=180 | | -6-5=10x+4-9x | | n*12=36 | | =16x+2 | | 6/45xx728/4/x8/xxx | | 4*n=36 | | 2=0.75(8p-10) | | 180=16x+2 | | 101.0376=4*3.14*r^2 | | 12=4*n | | 180=62-3x | | 4x+9-7x=12 | | 12=n*3 | | 50-3n=30 | | -1=3y+5 | | 21y+4=27 | | 6y-19=3x+32 | | 180=9x+29 | | 2+7x=5+8x+2-2x | | 326.6856=4*3.14*r^2 | | 5=2(x+1) | | 4x/3-3=1 | | 0.6(5-9h)=7 | | 4y-42=2y | | 326.6836=4*3.14*r^2 |