Answer:
12.90= .90+ 2x
12=2x
6=x
Each bag of books cost was $6
The formula of a midpoint:

We have:

Substitute

<h3>Answer: (-2, -4)</h3>
6/10 - 1/2...common denominator is 10
6/10 - 5/10 = 1/10 <==
1 kilo gram is 1000 grams. 1 gram is 1000 milligrams. Think you can solve the rest? :)
Answer:
the correct answer is Trinomial