Answer:
I thinks its r = 11
Step-by-step explanation:
So you just need to take the number to the r and multipliy it by r So,
9x2=18
then minus it by the other number which would Be 7 so.
18-7=11
Answer:
20 miles per hour, or 20m(miles)/ per hour
Step-by-step explanation:
Whats 100÷5? Obviously 20, and fact check that by doing 20×5, 100. So it's 20 miles per hour, 0.3 (I think), per minute.
Answer:
.5x-7= 1 5/10
Step by step explanation:
For half of the number, .5 is equivalent to half. For “x” that’s the variable. You don’t know the variable, which is why it is used in the equation. You subtract 7 and set it to equal 1 5/10.
Hope this helped!
The median will stay the same but the mean will increase
a) 470 is still the smallest number in the sequence, so it doesn't have any effect
b) Mean is the same thing as average. By increasing the number from 454 to 470, you're increasing the mean by a value of 16/8 or 2 because you have 8 terms and the total value increased by 16.
Answer:
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Step-by-step explanation:
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