Question

Twice a number increased by the product of 2 more than that number and 3 is equal to 21.What is that number?

Answer 1

hey mate!

here is your answer:

let the number be x

according to the question:

2x+(2+x)3=21

2x+6+3x=21

5x=21-6

5x=15

x=15/5

x=3

the number is 3

hope it helped you ^_^