Answer:
third choice, 5(x+2y-3)
Step-by-step explanation:
multiply every item in the parentheses by 5.
The length is 0.5 and your welcome the explanation is long but this is the answer
In an equation using x is just a place holder because those numbers are variables so it doesn't matter whether it is x or w.
26*5 is 130
He'll have ten left over if each student in year 11 has one :) Hope this helps!