Answer:
No solutions
Step-by-step explanation:
The slope is the same (3) The y-intercepts are different. Therefore, these are different parallel lines.
Answer:
Step-by-step explanation:
x²+7x-11=-5x+6
x²+7x+5x-11-6=0
x²+12x-17=0

The answer is 24.5.
The numbers are decreasing by 5.5, therefore, 30 - 5.5 = 24.5, and 24.5 - 5.5 = 19.