The johnson twins were born nine years after their older sister. this year, the product of the three siblings ages is exactly 1861 more than the sum of their ages. how old are the twins?

The age of the twins is 10 years.

Step-by-step explanation:

Suppose the age of older sister be x

Let the age of twins sister be x-9, as they are born after 9 years.

Product of their ages be

Sum of their ages will be

According to question,

So, Age of older sister will be 19 years.

Age of the twins will be

Hence, the age of the twins is 10 years.

$27.5

step-by-step explanation:

$110.00 divided by 4

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c