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x in (-oo:+oo)
r = r/i // - r/i
r-(r/i) = 0
r-(i^-1*r) = 0
x należy do R
x in (-oo:+oo)
| 2z+5z-15=13 | | -6x-5=2x-3 | | -5x-15=-81 | | 7m+6=27 | | 3*2x=81 | | 36=2(8)+2w | | 8=1/4x-2 | | 6x-7-5x=-6 | | 9y+4=121 | | (2u-x)(7u+4x+5)= | | 9v+2-(-2)v= | | 1/2=4q | | (X-3)/3=(x-(-3))/5 | | 2x+4x=x+8 | | 9n-6=66 | | .2x=.4x+.7 | | 15=-14+a | | 36-3x=15x | | 3u+2(u-6)=-27 | | 2w+3(w+8)=-1 | | -15=3-3/5x | | 1.2x+2.7=5.1 | | -5y+8(y-5)=-34 | | 5x-9=3.5x-9 | | -7/5y=-14 | | D+12=-2d | | 6b-21=4b-27 | | a+2*2=20 | | 45/6-1/524 | | -2.5h=10 | | -10x-40=177 | | -13=-56+u |