Question

suma a 2 nr consecutive impare este 16. afle ne

Answer 1

a+a+2 = 16
2a+2 = 16
2a = 14
a = 7  primul nr
a+2 = 9  al doilea nr

Answer 2

a + b = 16
b = a + 2 ⇒  b = 7 + 2 ⇒ b = 9
a + a + 2 = 16
2a + 2 = 16/ -2
2a = 14/ ÷2
a = 7

Verificare:
7 + 9 = 16