Question

Rezolvati ecuatiile :
a) 3x+5-2(x+2)=8-3(1-x);
b) 15-4(3x-8)= -1.

Answer 1

a) 3x+5-2(x+2)=8-3(1-x)
3x+5-2x-4=8-3+3x
5-2x-4=5
-2x-4=0
2x=-4
x=-2


 b) 15-4(3x-8)= -1
-4(3x-8)= -1-15
-12x+32=-16
12x=48
x=4