Question

Exercitiul 18 repede

Answer 1

a)4x=8 =>x=2
b)5x+2=32 ; 5x=30 =>x=6
c)2x+6=4x+2 ; 2x=4 =>x=2
d)x=1
e)5x=10+5 ; 5x=15 =>x=3
f)4x=20 =>x=5
g)x : 2^5 = 2^2 ; x=2^5 • 2^2 =>x=2^7
h)x + 2^10 = 2^10 ; x=2^10 - 2^10 ; x=0