rozwiąż równania:
a) 2(x+1)=4
b)4=2(x-1)
c)8,3-2x=0,5
d)3x+5=2x
e)3(x-2)=x
f)jedna druga x=jedna trzecia x-1
plisss zróbcie to jak najszybciej daje najj
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
a) 2(x+1)=4
2x+2=4
2x=4-2=2 /:2
x=1
b)4=2(x-1)
4=2x-2
-2x=-2-4
-2x=-6 /:(-2)
x = 3
c)8,3-2x=0,5
-2x=0,5-8,3 = -7,8 /:-2
x=3,9
d)3x+5=2x
x=-5
e)3(x-2)=x
3x-6=x
2x=6 /:2
x=3
f)jedna druga x=jedna trzecia x-1
1/2x=1/3x - 1
1/2x-1/3x = -1
3/6x-2/6x = -1
1/6x = -1 /*6
x = -6