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1x=-14
x=-14
b) 5y = 13 //5
y=13/5
y=2 i 3/5
c) -3/4z = 3/4 / * 4/3
z=1
d) -1/6 u = 1/3 /*-6
u=-2
e) y * 12 = - 60 //12
y=5
f) -2w = -1/2 //-2
w=1/4
g) 5a = 0 //5
a=0
h) -7b = 7/8 //-7
b=1/8
i ) 22 ( - c) = - 66 //-22
c= 3
x=-14
b) 5y = 13 /:5
y=2 całe i 3/5
c) -3/4z = 3/4 /: -3/4
z=-1
d) -1/6 u = 1/3 /:-1/6
u=-2
e) y * 12 = - 60
12y=-60 /:12
y=-5
f) -2w = -1/2 /:-2
w=1/4
g) 5a = 0
a=0
h) -7b = 7/8 /:-7
b=-1/8
i ) 22 ( - c) = - 66
-22c=-66 /:-22
c=3