Solve the compound inequality and write answer in INTERVAL notation:

5x > -9 + 2x and 9 – 2x >11

(please help with one more)Solve

The equation y = 0.50x + 8 represents the cost, y, in dollars of a medium pizza at a local restaurant, where x represents the number of toppings.

(a) what is the y-intercept for this model and what does it represent in real-life?

(b) what is the slope of this model and what does this represent in terms of the cost of a pizza?

i have been working on these promblems for 2 days and i have 1 more hour to finish please help me someone told me about this site!!!!!!!!!!!!!!!!