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3 years ago

Solve the system by elimination

Mathematics

1 answer:

andreev551 [17]3 years ago

3 0

The answer is x=5 and y=-2

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Complete the statement 3^3•3^-2

Lyrx [107]

Answer: Your answer to 3*3x3*2 is 243

Step-by-step explanation:

This is because 3 to the 3rd power is 27. Then 3 to the 2nd power is 9. 27x9 s 243. Hope this helps.

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3 years ago

Read 2 more answers

Lera comes to the swimming pool once every 12 days. Victor comes every 4 days and Oksana comes every 10 days. Last Monday all of

Karo-lina-s [1.5K]

Answer:

The common multiple of 12 and ten(don need to do 4 because all multiples of twelve are divisible by 4

12,24,36,48,60

10,20,30,40,50,60

60 days

60/7=8r4

4 days after monday is friday

after 8 friday's

Step-by-step explanation:

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3 years ago

A rectangular prism has a length of 1 1/4 centimeters, a width of 4 centimeters, and a height of 3 1/4 centimeters. What is the

9966 [12]

Volume of a rectangular prism can be found by multiplying all three dimensions of the prism together: V = lwh

V = $\frac{11}{4} (4)( \frac{13}{4} )$
V = $\frac{143}{4} = 35 \frac{3}{4}$

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4 years ago

Dan had $10. He bought x pencils, each costing y cents .How much money did Dan have left?

tekilochka [14]

Answer:

Dan bought 3 pencils and each pencil cost 5 cents.You know logically that it took 15 cents. He would need one nickle for each pencil he bought, or 3 nickles.

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4 years ago

The area of a square shaped yard is 201.5 ft2. Which measurement is closest to the side length of this yard in feet?

Aleonysh [2.5K]

Answer:

a = 14.19 feet

Step-by-step explanation:

Given that,

The area of a square shaped yard is 201.5 ft²

We need to find the side length of this yard in feet.

The area of a square shaped object is given by :

A = a², a is the side length of the object

Put A = 201.5 ft² in above formula,

$201.5=a^2\\\\a=\sqrt{201.5 } \\\\a=14.19\ \text{feet}$

So, the side of the square yard is 14.19 feet.

8 0

4 years ago