Question

Yuri’s sister Karina is 12 years old. In the equation below, y represents Yuri’s age in years.

12=3y-2

Which statement accurately relates their ages?
Yuri is 3 years younger than twice Karina’s age.
Yuri is 2 years younger than triple Karina’s age
Karina is 3 years younger than twice Yuri’s age.
Karina is 2 years younger than triple Yuri’s age.

Answer 1

I think 2 equation
is right
I m not surly that's right

Answer 2

"(4) Karina is 2 years younger than triple Yuri's age.

Given:

12 = 3y - 2

To find:

Statement that relates their ages.

Solution:

From the equation given above,

We can arrive at a solution by logically solving the equation (12 = 3y - 2).

It can be inferred that "2 subtracted" from “3 times Yuri's age” is equal to the Karina's age that was said to be 12.

The choice number 4 actually matches this statement."