I need solutions for all of them

22. A daily chart of the amount of goods sold during the five days is given. On the fourth day, 18 goods were sold, and on the fifth day, how many goods were sold. gun V gun 1 /ll gun 11/ 2 IV gun Ill gun w 11 23. At what value of a, there are infinitely many solutions to the system of equations S (a+ 1)x + 8y = 4a lax + (a + 3)y = 3a -1 24. Find matches based on the two sides of an isosceles triangle. 1. 8 cm and 17 cm 2. 3 cm and 9 cm 3. 6 cm and 14 cm a. the other side of a triangle is 6 cm b. perimeter of a triangle is 42 cm c. perimeter of a triangle is 21 cm d. perimeter of a triangle is 30 cm e. perimeter of a triangle is 34 cm 25. If log2 7 = a, log2 11 = c, write the expression log2 72, with a, b, c