Rozwiaz rownania.
a) -3x=2x-10 d) -(2x-1)=4
b) 2x-2=7-x e) 2(x+1)=x
c) 10=4-2x f) 2t-(3t+1)=6
g) -(4+x)=2(3-x) h) 3(y+6)-y=2(y+9)
i) (x-7)-2(3x+5)=3
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a) -3x=2x-10
-5x=-10
x=2
b) 2x-2=7-x
3x=9
x=3
c)10=4-2x
2x=4-10
x=-3
d) -(2x-1)=4
-2x=3
x=-1,5
e) 2(x+1)=4
2x=4-2
x=1
f) 2t-3t-1=6
-t=7
t=-7
g) -(4+x)=2(3-x)
-4-x=6-2x
x=10
h)3y+18-y=2y+18
0=0
i)x-7-6x-10=3
-5x=20
x=-4
a) -3x-2x=10
-5x=10/:(-5)
x=-2
b)2x+x=7+2
3x=9/:3
x=3
c) 2x=4-10
2x=-6/:2
x=-3
d)-2x+1=4
-2x=3/:(-2)
x=-0.3
e) 2x+2=x
2x-x=-2
x=-2
f) 2t-3t-1=6
-t=7
t=-7
g) -4-x=6-2x
-x+2x=10
x=10
h) 3y+18-y=2y+18
3y-y-2y=18-18
0=0
i) x-7-6x-10=3
-5x=3+7+10
-5x=20/:(-5)
x=-4