Total number of loaves sold = 9360 + 2640 = 12000 Number of loaves of whole wheat bread = 2640 Percentage of loaves of whole wheat sold = 2640/12000 x 100 = 22%
Written out that's 2x-7 is greater than or equal to 41. Add 7 to both sides to get 2x is greater than or equal to 48. Divide both sides by 2 to get that x is greater than or equal to 24.
