Answer:
I think like expressions you use x or y or such many variables. you use - or + too. like (x+2)y there are parentheses too.
Answer:
Step-by-step explanation:
You are correct. It's 8/5
Would it be 4(1)^2+2(2(1)+2)^2=100
84.5 would be the answer if rounded to the nearest tenth
120 ways. More details in attachment.
