Question

Si 3a+5=50 entonces el valor de 2a+a+a/3+1 es:

A.48 C.59
B.17 D.70

Answer 1

3a + 5 = 50
3a = 45
a = 15

2a + a + a/3 + 1
= 2·15 + 15 + 15/3 + 1
= 30 + 15 + 5 + 1
= 45 + 5 + 1
= 50 + 1
= 51