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olga_2 [115]
3 years ago
12

I need help can anybody help me asoon as possible pls

Mathematics
1 answer:
puteri [66]3 years ago
5 0

Answer:

14x^2 + 4x - 5

Step-by-step explanation:

5x^2 + 9x^2 = 14x^2

(-6x) + 10x = 4x

2 + (-7) = (-5)

14x^2 + 4x - 5

You might be interested in
Sahara bought 100 eggs for rs 1280. 15 of them were rotten for what rate should she sell it to get 10% profit.
aniked [119]

Answer:

≈ Rs. 16.57

Step-by-step explanation:

<u>Given:</u>

  • Number of eggs bought = 100
  • Cost price = Rs. 1280
  • Profit required = 10%
  • Selling price = ?
<h3>Solution</h3>

<u>Money should be made to get 10% profit:</u>

  • 1280+10% = 1280*1.1= Rs. 1408

<u>Eggs left for sale:</u>

  • 100 - 15 = 85

<u>Selling price:</u>

  • 1408/85 ≈ Rs. 16.57 per egg
7 0
3 years ago
Gavin was thinking of a number gavin divides by 5 then adds 8 to get the answer of 4 what is the original number
Annette [7]

Answer:

Step-by-step explanation:

Method

Let the number be x

x/5 + 8 = 4                Subtract 8

x/5 + 8-8 = 4 -8        Combine

x/5 = - 4                    Multiply by 5

x = -4*5

Answer

x = - 20

Check

- 20 / 5 = - 4

- 4 + 8 = 4

6 0
3 years ago
This is a geometric sequence problem how is it solved? a1 =-3 d=6
sdas [7]

Answer:

start at -3 and keep multiplying by 6 until you get to the number in the sequence you were looking for.

Step-by-step explanation:

7 0
3 years ago
I need help fast <br> The top red is the key and the bottom red is the question
inn [45]
Heads is a bird, and tails is a fish.  After flipping the coins 100 times, the coins where it is double heads or double tails, whichever one had the most is the one that they would buy.  

What a weird way to buy a pet.  Anyways, hope I helped.  :)
8 0
4 years ago
Work out -11 x +4 =​
max2010maxim [7]

Answer:

  1. -11 * +4
  2. - * + = -
  3. 11 * 4 = 44
  4. -44

3 0
4 years ago
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