Question

ex 3) b) :) vaaaaaaaa roooog

Answer 1

Inmultim pe diagonala si egalam:

3 (x+2) = x+10
3x + 6 = x + 10
2x = 4
x = 2

Answer 2

3 (2x)=x+10
3x+6=x+10
3x-x=10-6
2x=4
x=4:2
x=2.
Succes.