Question

3. Resolver:
7x-[(+5)−(3−1)]=12

Answer 1

Explicación paso a paso:

7x - ((+5) - (3 - 1)) = 12

7x - (5 - 2) = 12

7x - 3 = 12

7x = 12 + 3

7x = 15

x = 15/7

Besitos OvO