1.Rozwiąż równania .
a)x+8=16
b)x-8=16
c)8x=16/*
x=2
d)x:8=16
e)3x+7=25/-7
f)8-4x=12/-8
g)3(x+2)=24
h)4(3t-20)=4-11t/-4
i)4-(2x+3)=7x-12x+13/-4
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a) x=16-8
x=8
b)x=16+8
x=24
d)x=16*8
x=128
e)3x=25/-7-7
3x=-10,6/3
x=-3,5
f)8-4x=12/-8
-4x=-1,5+8
-4x=6,5/-4
x=1,6
g)3(x+2)=24
3x+6=24
3x=(24-6)/3
x=6
h)4(3t-20)=4-11t/-4
12t-80=4-11t/-4
12t=4/4+80/12
t=6,6
i)4-2x-3=7x-12x+13/-4
-2x-7x+12x=13/-4-4+3