Odpowiedź :
a) 2x - 3 = 5
2x = 5 + 3
2x = 8 /:2
x = 4
b) 3x + 2 = 2x + 5
3x - 2x = 5 - 2
x = 3
c) 4(x+1)=6x
4x + 4 = 6x
4x - 6x = -4
-2x = - 4 /:(-2)
x = 2
d) [tex]\frac{x}{5} + 3 = 5[/tex] /*5
x + 15 = 25
x = 25 - 15
x = 10
a) 2x - 3 = 5
2x = 5 + 3
2x = 8 /:2
x = 4
b) 3x + 2 = 2x + 5
3x - 2x = 5 - 2
x = 3
c) 4(x+1)=6x
4x + 4 = 6x
4x - 6x = -4
-2x = - 4 /:(-2)
x = 2
d) [tex]\frac{x}{5} + 3 = 5[/tex] /*5
x + 15 = 25
x = 25 - 15
x = 10