What is $920.86 rounded to the nearest 100 dollars?

$920.86 is rounded to $900

Step-by-step explanation:

The 9 is the hundred place, the 2 is the ten place, the 0 is the ones place, 8 is the tenth, 6 is the hundredth.

So nine-hundred and twenty is rounded to 900.

This is because any number that is 5 or below stays the same, so if the 920 is instead 960, you would round the answer to 1000.

So, 920.86 is rounded to 900.

38.5

step-by-step explanation:

lets say, first number = r

second number = 3r+7

total = 49

(r)+(3r+7)= 49

4r+7 = 49

4r = 42

r = 42/4

r= 10.5

3r+7 = 3(10.5)+7 = 38.5

hope this