You should indicate which type of expression are you expecting.
But intuitively, x^2 + 16 = x^4 + 4^2 = (x+4)^2 - 8x
Answer:

Step-by-step explanation:
For each right-angled triangle:

Because 
we have an equation

multiplying both sides by x, we get 
dividing both sides by 0.4 and 
using calculator, we divide 12 by 0.4
and finally x=30
Since A = L * W, W = A / L.
Here, W = (6 1/8 ft^2) / (3 1/2 ft) = 1 3/4 ft.
The garden width is 1 3/4 ft.
Answer:
Wednesday night game
Step-by-step explanation:
-9 is less than -3
With the meal costing $18 and the tip being $15 the total will be $33