Which equation is equivalent to square root x2+81=x+10? a. x + 9 = x + 10 b. x + 9 = x2 + 20x + 100 c. x2 + 81 = x2 + 100 d. x2 + 81 = x2 + 20x + 100

Option D is correct

Step-by-step explanation:

Given the equation:

Squaring both sides we get;

Using identity rule:

then;

Therefore, equation is equivalent to

its the fourth option

we'll this would mean that the dunk tank and the bounce house are the same for 20 hours because the 2 represents that the two activities, and the 20 represents the amount of hours they both are. so with this said, it means that the answer is c. the costs for a dunk tank and bounce house are the same for 20 hours.

c.the costs for a dunk tank and bounce house are the same for 20 hours.

hope this .