Roziąż równanie
a)-x-1=-3
b)8-x=x+12
c)-3x+2=10-x
d)-5-6x=10x+27
a) -x - 1 =-3
-x=-3 + 1
-x=-2 /:(-1)
x=2
b)8-x=x +12
-x-x=12-8
-2x=4/: (-2)
x=-2
c)-3x + 2=10-x
-3x + x=10-2
-2x=8/:(-2)
x=-4
-6x-10x=27+5
-16x=32/:(-16)
a) -x - 1 =-3-x=-3 + 1-x=-2 /:(-1)x=2b)8-x=x +12-x-x=12-8-2x=4/: (-2)x=-2c)-3x + 2=10-x-3x + x=10-2-2x=8/:(-2)x=-4d)-5-6x=10x+27-6x-10x=27+5-16x=32/:(-16)x=-2
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a) -x - 1 =-3
-x=-3 + 1
-x=-2 /:(-1)
x=2
b)8-x=x +12
-x-x=12-8
-2x=4/: (-2)
x=-2
c)-3x + 2=10-x
-3x + x=10-2
-2x=8/:(-2)
x=-4
d)-5-6x=10x+27
-6x-10x=27+5
-16x=32/:(-16)
x=-2
a) -x - 1 =-3
-x=-3 + 1
-x=-2 /:(-1)
x=2
b)8-x=x +12
-x-x=12-8
-2x=4/: (-2)
x=-2
c)-3x + 2=10-x
-3x + x=10-2
-2x=8/:(-2)
x=-4
d)-5-6x=10x+27
-6x-10x=27+5
-16x=32/:(-16)
x=-2