<span>3y = x + 6
y – x = 3 -----------> x=y - 3 (substitute in 1st equation)
3y = y - 3 +6
3y - y = 3
2y = 3
y = 2/3
x= y - 3 = 2/3 -3 = 2/3 - 9/3 = - 7/3
</span>x= - 7/3, y = 2/3<span>
</span>
Answer: Percentage increase: 57%
Percent increase if the airline charges an additional 50: 14.5% or 15%
Depends if your teacher wants more accurate results with the decimal, or rounded up with 15.
Step-by-step explanation:
Ill explain in the comments bc for some reason its not letting me put it here
Answer:
b = -17
Plug it in to find maybe correct answer if not sure next time.
You could factor out a 7 to get
Answer:
............................
Step-by-step explanation:
