6) Using the relationship, find the equivalent age in human years of a dog that has lived 12 years. Please answer both questions please!

61

Step-by-step explanation:

A dog is 12 years old.

At the end of the first year, it's as if it is 10.5 human years old.

At the end of the second years, it's as if it's 21 human years old.

From the end of the second year to the end of the 12 years, there are 10 years. Each of these 10 years are like 4 years for humans.

10 * 4 = 40

21 + 40 = 61

61

(-1,-0.5)

step-by-step explanation:

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,