👤

szybko pls daje naj​

Szybko Pls Daje Naj class=

Odpowiedź :

a)

[tex]6x + 4 = 2x \\ 4x = - 4 \\ x = - 1[/tex]

b)

[tex]3x - 4 = 5x \\ - 2x = 4 \\ x = - 2[/tex]

c)

[tex] - 2x + 7 = 6x - 9 \\ - 8x = - 16 \\ x = 2[/tex]

d)

[tex] - 2x = 7x + 18 \\ - 9x = 18 \\ x = - 2[/tex]

e)

[tex] - 4x + 5 = 25 - 9x \\ 5x = 20 \\ x = 4[/tex]