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Bad White [126]
2 years ago
5

Simplify: 6(x-2y) - 3(2x+y)

Mathematics
2 answers:
Hitman42 [59]2 years ago
5 0

Answer: -15y

Step-by-step explanation:

6(x-2y) - 3(2x+y)

6x-12y -6x-3y

0x -15y

-15y

Nastasia [14]2 years ago
5 0

Answer:

-15y

Step-by-step explanation:

6(x-2y) - 3(2x+y)

6x-12y -6x-3y

0x -15y

-15y

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If a coin is tossed 3 times, and then a standard six-sided die is rolled 4 times, and finally a group of four cards are drawn fr
PSYCHO15rus [73]

Answer:

67,365,043,200

Step-by-step explanation:

A coin toss has 2 possible outcomes.  A coin tossed 3 times has 2³ = 8 possible permutations.

A standard die has 6 possible outcomes.  A die rolled 4 times has 6⁴ = 1296 possible permutations.

The number of ways 4 cards can be chosen from a deck of 52 without replacements is 52×51×50×49 = 6,497,400.

The total number of possible outcomes is:

8 × 1296 × 6,497,400 = 67,365,043,200

3 0
4 years ago
A car travels 0.75 every minute. Explain how could you use proportional reasoning to find how far the car travels in one hour
CaHeK987 [17]
If you know that the car travels 0.75 per minute and that there are 60 minutes are in a hour, you could multiply 0.75 with 60, which gives you an answer of 45.
7 0
3 years ago
Peggy had three times as many quarters as nickels. She had $1.60 in all. How many nickels and how many quarters did she have?
saul85 [17]

Answer:

<em>3n; 2 nickels and 6 quarters</em>

Step-by-step explanation:

"Peggy had three times as many quarters as nickels."

Whatever number of nickels she has, the number of quarters is 3 times as many.

Since she has n nickels, she has 3 times n quarters.

The number of quarters is 3n.

A nickel is worth $0.05, so n nickels are worth 0.05n.

A quarter is worth $0.25, so 3n quarters are worth 0.25(3n).

0.05n + 0.25(3n) = 1.60

0.05n + 0.75n = 1.6

0.8n = 1.6

n = 2

She has 2 nickels.

3n = 3(2) = 6

She has 6 quarters.

5 0
4 years ago
Read 2 more answers
HELP QUICKLY PLSSS!!!!!!!!!!<br><br> Evaluate square root -75s where s = -3
lord [1]

Answer:

15

Step-by-step explanation:

-75 x-3 is 225

Square root of 225 is 15

3 0
3 years ago
Suppose that circles A and B have a central angle measuring 100°. Additionally, the measure of the sector for circle A is 10π m2
34kurt
12 m

<span><span>10π</span><span>40π</span></span><span> = </span><span><span>62</span><span>x2</span></span>
x = 12

<span>When </span>circles<span> have the same </span>central<span> angle measure, the </span>ratio<span> of measure of the </span>sectors<span> is the same as the </span>ratio<span> of the radii </span>squared<span>.</span>
3 0
4 years ago
Read 2 more answers
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