Laura's yard is in the shape of a square which is 17m and another 17m and a half circle. she just got a puppy named sprinkles for her birthday. In order to keep him safe, she wants to line the perimeter of her yard with a fence. .how much fencing will she need? Please I need help asap

(05.03 mc) part a: explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. (4 points) part b: make tables to find the solution to 4x = 2x−2. take the integer values of x between −3 and 3. (4 points) part c: how can you solve the equation 4x = 2x−2 graphically? (2 points)

Jane is cooking beans and rice for dinner tonight. she has 4 cans of black beans, 6 cans of red beans, and 3 cans of garbanzo beans in her cupboard. if she grabs a can of beans without looking at the label, what is the probability of her making black beans and rice for dinner?

Me with these questions , i don’t understand scientific notation!