Question

comprobacion de la ecuacion 3z-(z-5)=3z+1

Answer 1

3z-(z-5) = 3z+1

3z - z + 5 = 3z + 1

2z + 5 = 3z + 1

5 - 1 = 3z - 2z

4 = z

COMPROBACIÓN

3z - (z-5) = 3z+1

3(4) - (4 -5) = 3(4) + 1

12 - (-1) = 12 + 1

12 + 1 = 13

13 = 13

Eternamente axllxa