Rozwiąż równania:a)1/7x=-2b)5y=13c)-3/4z=3/4d)-1/6u=1/3e)y*12=-60f)-2w=-1/2g)5a=0h)-7b=7/8i)22(-c)=-66
a)1/7x=-2:1/7
x=-2*7/1
x=-14/1
x=-14b)5y=13/5
y=13/5
y=2 3/5c)-3/4z=3/4:(-3/4)
z=3/4*(-4/3)
z=-12/12
z=-1
d)-1/6u=1/3:(-1/6)
u=1/3*(-6/1)
u=-6/3
u=-2e)y*12=-60/12
y=-5f)-2w=-1/2:(-2)
w=2/2
w=1g)5a=0/5
a=0h)-7b=7/8:(-7)
b=7/8*(-1/7)
b=-7/56
b=-1/8i)22(-c)=-66
-c=-66-22
-c=-88/(-1)
c=88
a)
1/7x=-2 |:1/7
x=-2:1/7
x=14/1
x=14
b)
5y=13 |:5
y=2 ⅗
c)
-3/4z=3/4 |:(-3/4)
d)
-1/6u=1/3 |:(-1/6)
u=1/3 : (-1/6)
u=1/3 * (-6/1)
u=-2
e)
y*12=60 |:12
y=5
f)
-2w=-1/2 |:(-2)
w=-1/2:(-2)
w=-1/2*(-1/2)
w=1/4
g)
5a=0 |:5
a=0
h)
-7b=7/8 |:(-7)
b=7/8 : (-7)
b=7/8 * (-1/7)
b=-1/8
i)
22(-c)=-66 |:(-22)
c=-66:(-22)
c=3
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a)1/7x=-2:1/7
x=-2*7/1
x=-14/1
x=-14
b)5y=13/5
y=13/5
y=2 3/5
c)-3/4z=3/4:(-3/4)
z=3/4*(-4/3)
z=-12/12
z=-1
d)-1/6u=1/3:(-1/6)
u=1/3*(-6/1)
u=-6/3
u=-2
e)y*12=-60/12
y=-5
f)-2w=-1/2:(-2)
w=2/2
w=1
g)5a=0/5
a=0
h)-7b=7/8:(-7)
b=7/8*(-1/7)
b=-7/56
b=-1/8
i)22(-c)=-66
-c=-66-22
-c=-88/(-1)
c=88
a)
1/7x=-2 |:1/7
x=-2:1/7
x=-2*7/1
x=14/1
x=14
b)
5y=13 |:5
y=13/5
y=2 ⅗
c)
-3/4z=3/4 |:(-3/4)
z=-1
d)
-1/6u=1/3 |:(-1/6)
u=1/3 : (-1/6)
u=1/3 * (-6/1)
u=-6/3
u=-2
e)
y*12=60 |:12
y=5
f)
-2w=-1/2 |:(-2)
w=-1/2:(-2)
w=-1/2*(-1/2)
w=1/4
g)
5a=0 |:5
a=0
h)
-7b=7/8 |:(-7)
b=7/8 : (-7)
b=7/8 * (-1/7)
b=-7/56
b=-1/8
i)
22(-c)=-66 |:(-22)
c=-66:(-22)
c=3