Answer:
13
Step-by-step explanation:
Simplify the radicand by breaking the radicand up into a product of known factors.
Answer: -20<span>√7
</span>
31 out of 50 is
62%Divide 31 over 50:

Multiply 0.62 and 100. This will convert the decimal to a percentage:
Answer:
the answer is 445.5
Step-by-step explanation:
what I did was divide 50 by 495 and got 9.9 then since it took 45 minutes every 50 square feet of floor i multiplied 45 x 9.9 and got 445.5
Answer:
{x,y} = {-1,-9}
Step-by-step explanation: