Answer:
x = ±sqrt(y-11)
Step-by-step explanation:
y = x^2 +11
Subtract 11 from each side
y -11 = x^2 +11-11
y-11 = x^2
Take the square root of each side
±sqrt(y-11) = sqrt(x^2)
±sqrt(y-11) = x
Answer:
4. 3. 10
5. 1102.31
6. 17.37
Step-by-step explanation:
11 you count by 3 with the pizzas and 2 with the side dishes
