" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x=3x+8/-3x
x=8
b)5x+2=7-3x/-2
5x=5-3x/+3x
8x=5/:8
x=5/8
c)3(x-1)=0
3x-3=0/+3
3x=3/:3
x=1
d)-6(x+1)=24
-6x-6=24/+6
-6x=30/:-6
x=-5
e)-7(x-2)=3x-1
-7x+14=3x-1/+7x
14=10x-1/+1
15=10x/:10
1,5=x
f)4(x-1)=6(1+x)
4x-4=6+6x/-4x
-4=6+2x/-6
-10=2x/:2
-5=x
zad9
a)0,2x+0,3=-0,5/*10
2x+3=-5/-3
2x=-8/:2
x=-4
b)0,4+0,25x=-2/*10
4+2,5x=-20/-4
2,5x=-24/*10
25x=-240/:25
x=9,6
c)2,1-0,3x=0,4x/*10
21-3x=4x/+3x
21=7x/:7
3=x
d)-1,5x-3=0,2x+6/+3
-1,5x=0,2x+9/-0,2x
-1,7x=9/*10
-17x=90/:-17
x =-5i5/17