The answer is asking how many loaves of three bananas Seth can make. 11 can be divided by 3 a total of 3 times, leaving a remainder of 2 bananas that would not be enough to make another loaf.
An equation is: 2(x+3)-7=9 Distribute the 2 2(x)+2(3) -7=9 2x+6-7=9 Combine like terms 2x-1=9 Add one to both sides 2x-1+1=9+1 2x=10 Divide both sides by two to isolate the variable. 2x/2=10/2 x=m