An assistant in a dental office just found 9 liters of 3% fluoride solution. The lab also routinely stocks a large quantity of 13% fluoride solution. How much of the 13% solution should be mixed with the 9 liters of 3% fluoride solution to make a 4% fluoride solution? Write your answer as a whole number or as a decimal rounded to the nearest tenth. liters Submit Work it out Not feeling ready yet? These can help: percent word problems nates please explain

spinning a 1, 2, or 3. option d.

step-by-step explanation: when spinning a number graph up to 4, and aiming for any number less than 3, that automatically eliminates the number 4. now you have two numbers to spin on that are less than 3, but the number 3 is included in this question because it's no greater of an number than itself. i hope this you : )

answer: 48

just remember to use pemdas:

parentheses

expressions

multiplication

division

addition

subtraction

false

step-by-step explanation:

the first one is x^2+2x+2

the second one is x^2+4

the last one is x^2-4x+8