Răspuns :
Răspuns:
a) 2x=3+1 => 2x=4 => x=4:2
x=2
b) -3x = -1-5
-3x= -6
x= -6:-3
x= 2
c) 13-4=3x
9= 3x
x= 9:3
x= 3
d) -27+3=6x
-24=6x
x= -24:6
x= -4
Răspuns:
a. 2x=1+3=4
×=4÷2=2
b.-3×=-1-5=-6
x=-6÷-3=2
c. 13+4=3x
17÷3=x
5,(6)=x
d.-27+3=6x
-24÷4=x
-4=x