Question

2) Rezolvati in multimea numerelor reale ecuatiile:
a) x+1=2(x-3)-x
b) 3x-2(x-2)=x+4
c) 4(x+1)-1=

Answer 1

Explicație pas cu pas:

a) x+1= 2x-6-x =>x+1= x-6 => x-x+1+6=0

b) 3x-2x+4=x+4=> x-x+4-4=0

c) 4x+4-1=4x+3=> x= - 3/4