Answer:
-4
Step-by-step explanation:
3+1 = 4 so just put a dash at the start and you ger -4
9 is the blank.
(a+b)^2 = a^2 + 2ab + b^2
a = x
b = 3
(x+3)^2 = x^2 + 6x + 9
To find the area of a square, you multiply the side length by itself. So, multiply 18 feet by 18 feet to get 324 square feet.
If 2 eggs with bacon cost 2.70, and 1 egg with bacon costs 1.80, that means that 1 egg costs 0.90, so when we subtract once more 0.90 we get the price of the bacon alone, which is in this case 0.90.
