Answer:
X = 9
Step-by-step explanation:
Answer:


0.60 > 0.50
Step-by-step explanation:
Given


Required
Represent using decimal number and compare
From the question, we understand that there are 100th grids;
So:




Comparing both decimals;
Since 0.60 is greater than 0.50, we have:
0.60 > 0.50
Answer:
Simplifying
6r + r + -5r = 0
Combine like terms: 6r + r = 7r
7r + -5r = 0
Combine like terms: 7r + -5r = 2r
2r = 0
Solving
2r = 0
Solving for variable 'r'.
Move all terms containing r to the left, all other terms to the right.
Divide each side by '2'.
r = 0
Simplifying
r = 0
Answer:
He still owes $105
Step-by-step explanation:
First, we have to find how much money Marco had paid back.
We are going to find the percentage of the number:

Then, doing a simple mathematical subtraction we can find how much money he still owes to his brother:
