The solution to the problem is as follows:
We have 2+.8(2) + .8(.8(2)) + .8(.8(.8(2))) + ... =
2( .8^0 + .8^1 + .8^2 + .8^3 + ... ) =
2(.8^n -1) / (.8-1) . As n-->infinity, .8^n-->0 giving us
<span>2(-1)/(-.2) = 2(5) = 10 meters.
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Answer:
3r+5
Step-by-step explanation:
Since -5r and 8r both have r in them, we can combine them and the expression looks like:
3r+5
Which is our answer.
C three times a number less seven is greater than or equal to twenty.solve for x
Answer:
24/25
Step-by-step explanation:
flip the sign to multiplication and change 5/8 to 8/5 and multiply straight across.
3/5 x 8/5 = 24/25
