What happens to the acidity of solutions A and B after dry ice is added?

Ngrid mixes 3.6 pounds of almonds with some raisins to make a trail mix. she divides the trail mix into 12 equal portions. each portion weighs 0.7 pound. how many pounds of raisins did she use to make the trail mix? express the answer to the nearest tenth.

What can you determine about the solutions of this system

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?