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valentina_108 [34]
3 years ago
14

The mean of the numbers 7, 5x, 4, 8 and 6 is10. What is the value of x?Ans:​

Mathematics
2 answers:
Vika [28.1K]3 years ago
5 0

Answer:

  • <u>2</u><u>5</u><u>+</u><u>5</u><u>x</u><u> </u>=10

5

  • 25+5x=50
  • 5x=50-25
  • x=25/5
  • x=5

hope it helps.

Pie3 years ago
4 0

Answer:

Step-by-step explanation:

\frac{7+5x+4+8+6}{5} = 10

7+5x+18=50

5x+25 = 50

5x = 25

x = 5

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8 0
3 years ago
Read 2 more answers
Charlotte is making 20 flower bouquets 4/5 of the bouquet are daisies and the rest are tulips how many bouquets are tulips
Annette [7]

Answer:

4 bouquets

Step-by-step explanation:

5/5 = 20 flower bouquets.

Find out how much flower bouquets there are when it's 1/5.

5/5 = 20

1/5 = 20 ÷ 5 = 4

Since tulips are 1/5 as 5/5 - 4/5 = 1/5, 4 bouquets are tulips.

6 0
3 years ago
Factor the quadratic expression completely 15x^-4x-4
In-s [12.5K]

Answer:

(5x+2)(3x-2)

Step-by-step explanation:

4 0
3 years ago
I need help on number 6
Alona [7]
275 kg of copper. C.
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3 years ago
How many solutions does the equation −4y + 4y + 2 = 2 have?
antiseptic1488 [7]

Answer:

D

Step-by-step explanation:

Let's solve your equation step-by-step.

−4y+4y+2=2

Step 1: Simplify both sides of the equation.

−4y+4y+2=2

(−4y+4y)+(2)=2(Combine Like Terms)

2=2

2=2

Step 2: Subtract 2 from both sides.

2−2=2−2

0=0

Answer:

All real numbers are solutions.

8 0
3 years ago
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