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Juli2301 [7.4K]
3 years ago
12

How many pairs of positive integers (x,y) satisfy x^2-y^2=51?

Mathematics
2 answers:
Natalija [7]3 years ago
6 0

Answer:

13

Step-by-step explanation:

Basile [38]3 years ago
4 0
13
..................
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Kevin just bought a refrigerator for 469. He paid 140.60 in a down payment and will pay the rest in equal installments. How much
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Answer:

$54.73 monthly installment for 6 months.

Step-by-step explanation:

Kevin just bought a refrigerator for $469.

He paid $140.6 in down payment and will pay the rest in equal installments.

If Kevin does not have to pay any interest and he will pay the rest amount in 6 months with monthly installments,  

Then, the value of each installment will be = \frac{469 - 140.60}{6} = 54.73 Dollars. (Answer)

4 0
3 years ago
Susie scored 85, 84,and 78 on three of the four math tests. if her average score for the four tests was 86. what was her score o
nata0808 [166]
(85 + 84 + 78 + x) / 4 = 86
(247 + x) / 4 = 86
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7 0
3 years ago
Read 2 more answers
Randall wants to buy a pizza. He can select from 5 different sizes, 4 types of crust, and 12 toppings for his pizza. Which of th
hjlf

Answer:

240

Step-by-step explanation:

5x4x12=240

if you multiply the amount of sizes he can get times the amount of crust sizes he can get you get the pizza it's self (20)

now including the toppings (12) this means 20x12 gets you the amount of toppings on those induviduale pizza's.

Hope this helps!

Brainliest please!

Please fully rate!

Have a great day!

8 0
2 years ago
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Mr Coope drives 472 miles in 8 hours. At this rate, how many miles would he drive in 6
KatRina [158]
8hrs = 480mins
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D) 354
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The steps used by Taylor to solve the equation 3(x - 2) = 6(2x + 1) + 6 are shown below:
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Both A and C are used within this problem. Distributing happens in the first and second step. Also, Inverse operations are used in nearly every step that is solving. 
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