Rowiąż równania:
a)2|1-3x|=3x
b)|x-1|+|x-3|=2
a)
2|1-3x|=3x
2-6x=3x
-6x-3x=2
-9x=2 /: |-9|
x=-2/9
b)
|x-1|+|x-3|=2
x-1+x-3=2
2x=2+1+3
2x=6 /:2
x=3
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a)
2|1-3x|=3x
2-6x=3x
-6x-3x=2
-9x=2 /: |-9|
x=-2/9
b)
|x-1|+|x-3|=2
x-1+x-3=2
2x=2+1+3
2x=6 /:2
x=3