The last anwser to 2 is 83. can anyone with 1 or 2 it’s urgent

Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters

Find the solution of system of equation y= x-4 y=4x+2

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1