Answer:
10.50
Step-by-step explanation:
Answer:
what is the answer to this question?
Step-by-step explanation:
Today: x=19
y=67+19=86
9 years ago: x=19-9=10
y=86-9=77
The total age 9 years ago: x+y=10+77=87
Keywords:
<em>Variables, televisions, generic version, TV brand, dimensions
</em>
For this case we have two televisions, one generic version and one brand. We know that the generic version represents
the size of the brand. We must define two variables that represent the dimensions of the brand TV, so we have:
Dimensions of the generic TV:

So:


By clearing the variables we have:

Thus, the dimensions of the brand TV are 18 inches by 36 inches
Answer:
The dimensions of the brand TV are 18 inches by 36 inches