Question

-4(x-3)=6x+ (x-3)  

mik đg cần gấp giúp mình với ạ 

Answer 1

x=\(\dfrac{15}{11}\)

Answer 2

=>-4x+12=6x+x-3

=>3x-3=-4x+12

=>7x=15

hay x=15/7

Answer 3

-4(x-3)=6x+ (x-3)  

\(\Leftrightarrow-4x+12=6x+x-3\)

<=> -4x+12=7x-3

<=> -4x + 12 - 7x +3 =0

<=> 15-11x=0

<=> x = 15/11

Answer 4

\(-4x+12=6x+x-3=>-4x+12=7x-3=>4x-7x=-3-12=>-3x=-15=>x=-15:(-3)=5\)nhé =)