Graph the line that represents this equation. 3x - 4y =8

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?

What is the missing step in this proof ?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.