Answer:
100 - 4q²
Step-by-step explanation:
(10 - 2q)(10 + 2q)
each term in the second factor is multiplied by each term in the first factor.
10(10 + 2q) - 2q(10 + 2q) ← distribute parenthesis
= 100 + 20q - 20q - 4q² ← collect like terms
= 100 - 4q²
Answer:
The answer is D.
Step-by-step explanation:
Hope this helps!
Look this up
On quizlet it will give you the answer
Is there only choices A and B?
From the choices I can see you don’t even have to do any work. The equation starts with (y =). This indicates you will be working with the y intercept. The y intercept is simply where the line crosses on the y axis. In this graph, the y intercept is 2.5. Out of your choices (A and B that I can see) only one contains + 2.5.
B is your answer UNLESS there are choices c and d that are cut out.
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:
