2x+3=5x-42 what is the number that belongs in the green box

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

How do i do this? i don’t understand

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.