Yolanda's age is 5 years less than twice Marco's age. If Yolanda is 15 years old, how old is Marcus? Choose the answer below that is a viable solution to this problem.

10 years

Step-by-step explanation:

Let

x be the age of Marcus

Then according to the questions

Yolanda's Age "2x-5"

It is also given that Yolanda's age is 15 years,

So,

2x-5 = 15

2x = 15+5

2x=20

x = 20/2

x=10

So, Marcus's age is 10 ...