If there is a numberline where is point a 6th grade

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585