You play video games online. when you sign up with the game site, you get 400 points. you earn 50 more points for each hour that you play. how many hours do you have to play to get to 1,000 points?

the answer is 12

Step-by-step explanation:

I know this because when 400 divided by 50 withh give you 80 divided by 20 to 20 to 20

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

1 1/7 hope i

step-by-step explanation:

8/7 = (1 * 7 + 1) / 7 = 1 + 1/7 = 1 1/7