Question

thrice the number increase by 6 equals 39​

Answer 1

Answer:

11

Step-by-step explanation:

let the no be a

a x 3 = 3a

3a + 6 = 39

∴ 3a =39 -6

∴ a = 33/3

∴ a = 11

Answer 2

Answer:

let the number be x

so, 3x + 6 = 39

3x = 39- 6 = 33

x = 33/3 = 11

so the number is 11.