Apuzzle book cost $4.25. a novelcost $9.70 more than the puzzle book. which is the most reasonable estimate for the total cost of both items: $14, $16 $18.

$18

Step-by-step explanation:

$4.25 + $9.70 + $4.25 = $18.20

water molecules will move from the side of higher water concentration to the side of lower concentration until both solutions are isotonic. at this point, equilibrium is reached. in an isotonic solution, the flow of water in and out of the cell is happening at the same rate.

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when studying polynomials, you often hear the terms zeros, roots, factors and x x the multiplicity of a zero is important because it tells us how the graph of the let's look at the graph of a function that has the same zeros

step-by-step explanation: