PLEASE HELP ME WITH MY MATH IT WILL SAVE 1 BOB

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

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.

How can constraints be used to model a real-world situation?