3 years ago

What is the sum of twice a number and 13 is 75

1 answer:

7 0

Equation- 2n+13=75
n is 31
Hope this helped.

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Alborosie

Answer:

Step-by-step explanation:

geometric progresion formula:

$a_n=a_1*r^{n-1}\\a_1=0.5\\r=10\\a_n=0.5*10^{n-1}$

6 0

3 years ago

Leni [432]

Answer:

120,000

Step-by-step explanation:

because seven in greater than 5 so it would round up

3 0

3 years ago

fomenos

Answer:

The expected values from the product of 2 marbles are 1,2,3,4,5,6,8,10,12,15,20

Step-by-step explanation:

THe expected values are 1,2,3,4,5,6,8,10,12,15,20

4 0

3 years ago

Dafna1 [17]

You have to check f(1) in each one to see if it's right and for f(4)

4 0

3 years ago

stealth61 [152]

You would use unit rate for this. If Austin makes $209 in 11 hours, then he makes 209/11 = 19 dollars in 1 hour.

Then, we can make a proportion:

$19/1 hour = $152/ x hours

Cross multiply:

152 = 19x

Solve for x to get:

x = 8 hours.

6 0

3 years ago