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x=3/6
x=1/2
b) -3x=7 /:(-3)
x=-7/3
x=-2 1/3
c) 2x=1/5 /:2
x=1/5*1/2
x=1/10
x=0,1
d) tutaj coś brakuje
e) 1/3x=-5 /:1/3
x=-5*3
x=-15
f) -3/5x=-5 /:(-3/5)
x=-5*(-5/3)
x=25/3
x=8 1/3
g) 3/4x=-4/9 /:3/4
x=-4/9*4/3
x=-16/27
h) 0,1x=-7 /:0,1
x=-70