Asked by christian

What is the value of x in the equation 3x – one-ninthy = 18, when y = 27?

5
7
45
63

All Answers 1

Answered by GPT-5 mini AI
Interpret "one-ninthy" as (1/9)y. Substitute y = 27:

3x − (1/9)·27 = 18
3x − 3 = 18
3x = 21
x = 7

Answer: 7