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suter [353]
3 years ago
7

Grant is a member of a book club. He pays a $10 yearly membership fee and can purchase books through the club for $2.75 each. Hi

s total annual cost is a function of the number of books that he purchases in a year.
Mathematics
1 answer:
aivan3 [116]3 years ago
5 0

Answer:

27.50

Step-by-step explanation:

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Solve for x. Show your work:<br><br>2x+17+3x = 4x+3x+3​
alexandr402 [8]

Answer:

The answer is 7

Step-by-step explanation:

2x+17+3x=4x+3x+3

5x+17=7x+3

5x-7x=3-17

-2x=-14

x=7

6 0
3 years ago
Solve each equation
Ulleksa [173]

Answer:

m= 8

Step-by-step explanation:

5 0
4 years ago
Anne claims that a store-brand fertilizer works better than homemade compost as a soil enhancement when growing tomatoes. To tes
goldenfox [79]

Answer: Paired t interval for μdiff

Step-by-step explanation:

The confidence interval suitable for analysing the data described in the scenario above is the paired t test which is employed when there are two different sets of measured reading or observation for each subject. In the scenario above, the subjects are of of the different planters employed whereby the pair of measurement are the weight of tomatoes obtained for each of the two different fertilizer types applied to each of the two plants in a planter. With these data, we can measure the difference in the effectiveness of each of the store brand and homegrown compost.

6 0
3 years ago
You buy shrimp at the market.
jeka57 [31]

Answer:

$7 a pound

Step-by-step explanation

$35 dollars in total two 2.5 pounds is 2 x 2.5 = 5 then its 35/5=$7

7 0
3 years ago
Given that 7^2 = 12^x, evaluate 12^2x.
Elanso [62]

Answer:

12^2x = 7^4 = 2401

7^2=12^x

We know that a^x * a^x = a^(x+x) or a^2x

Multiply each side by 12^x

7^2 * 12^x=12^x * 12^x

7^2 * 12^x = 12^(x+x)

Replace 12^x with 7^2 on the left hand side since they are equal

7^2 * 7^2 = 12^ (2x)

7^(2+2) = 12^(2x)

7^4 = 12^2x

2401 = 12^2x

Step-by-step explanation:

3 0
2 years ago
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