We can solve for x or solve for y,
for x
y+6=5x
divide both sides by 5

=x
for y
y+6=5x
minus 6 from both sides
y=5x-6
Answer:
80=x+y
Step-by-step explanation:
The maximum amount of glasses is 80; the solution cannot be more than 80; the number of glasses of lemonade and of iced tea cannot be more than 80 total.
The answer is the 4th option,
x+y=6 and x-y= -10
The answer would be 92 for this problem