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n in (-oo:+oo)
-((3/5)*n)-((7/10)*n) = 0
(-3/5)*n+(-7/10)*n = 0
-13/10*n = 0 // : -13/10
n = 0
n = 0
| (3x-4)(x+5y)= | | 2x+10y=-30 | | 4x+2=x+3x+5-3 | | 4e^4x=220 | | x/2.4=4.2 | | 22x=323y | | (9x^9/y)^-3 | | x/2-1/2=5/6 | | 30/x=6/2 | | 3d^2(d-7)=0 | | 12.8=w/4 | | 2a^2+5a+1=0 | | 5y=6.25 | | x=6.875+0.04166667(43.421) | | X/3=3.84 | | 3x-7x-28=-4x+6 | | 285-x=25 | | 5=2/5-8/z | | y=41.25+0.25(6.875+0.041666667y) | | -u+146=220 | | 168=82-u | | (-x+26)(x^2-10x+16)=28(x^2-10x+16) | | -7x+8*(-2x+5)= | | 8x+12=10x+24 | | 5u^2-3=14u | | (2y^3*9-y+16)-(5y^3+3y-3)= | | 8.8=2x+1 | | A^2-4a=21 | | 3y^2+14x=2x^2 | | x=6.875+0.04167(41.25+0.25x) | | .638*n=1 | | x-(x/10)=450 |