Your graph should look like this
Let 
be the number of liters of the 10% solution she needs to use. She'd end up with a 6% solution with a volume of 
liters. The starting solution contains 0.04*9 = 0.36 liter of salt. Each liter of the 10% solution contributes 0.1 liter of salt, so that
Solve for :
so Mayra needs to add 4.5 liters of the 10% solution.
Answer:
Step-by-step explanation:
yes
Answer:529
Step-by-step explanation:23x23= 529 since length times width equals the area
