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3 years ago

Evaluate 3/7r + 5/8s when r= 14 and s= 8

Mathematics

1 answer:

jasenka [17]3 years ago

6 0

Answer:

Step-by-step explanation:

Step 1:

3/7r+5/8s

Step 2:

So u multiply 3/7 by 14

3/7 x 14= 42/7= 6

Step 2.5:

Now u multiply 5/8 by 8

5/8 x 8= 40/8= 5

Step 3:

6+5=11

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-7-5x+5x+7 simplified

AysviL [449]

Answer:

Step-by-step explanation:

adding -7 to 7, since they are both constants (no variable) gives you 0. Adding -5x and 5x since they both have an x term gives you 0x also written as 0 (0*any number is 0). this gives you a final answer of 0

4 0

3 years ago

Read 2 more answers

The Powerball lottery is decided every Wednesday and Saturday night by drawing five white balls out of a drum with 69 balls and

Doss [256]

Answer: a) 11,238,513 and b) 292,201,338

Step-by-step explanation:

Since we have given that

Number of white balls = 69

Number of white balls drawn = 5

Number of red balls = 26

Number of red balls drawn = 1

According to question, The Powerball jackpot is won by matching all five white balls in any order and the red Powerball.

So, a) Possible different ways of Powerball tickets can be purchased is given by

$^{69}C_5\\\\=11,238,513$

And

b) Number of possible ways of different winning Poweball tickets are there would be

$26\times ^[69}C_5\\\\=292,201,338$

Hence, a) 11,238,513 and b) 292,201,338

7 0

3 years ago

(07.05 LC) What is the value of x in the equation −x = 2 − 3x + 6? (5 points) A. 8 B.4 C. −4 D. −8

Paraphin [41]

Answer: B (x = 4)

- x = 2 - 3x + 6 combine like terms

- x = -3x + 8 add 3x

2x = 8 divide by 2

x = 4

5 0

3 years ago

4 divided by 8/9=

lutik1710 [3]

Answer:

1.

4/8/9

4*9/8

9/2

2.

2/5/6

2*6/5

12/5

3.

4/1/4

4*4

16

4.

2/1/4

2*4

8

5.

3/1/7

3*7

21

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3 years ago

Use the function below to find f(4). f(x)= <img src="https://tex.z-dn.net/?f=%5Cfrac%7B1%7D%7B3%7D" id="TexFormula1" title="

nikdorinn [45]

Answer:256/3 or 85 1/3 or 85.3

Step-by-step explanation:

4^4/3 = 256/3

8 0

3 years ago