Question

4-{5-[(7+8)-(5-2)]} una mano porfa​

Answer 1

4-{5-[(7+8)-(5-2)]}

=4−(5−(15−(5−2)))

=4−(5−(15−3))

=4−(5−12)

=4−(−7)

=11

Rspt: 11