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tresset_1 [31]
3 years ago
7

3x-6y=30 solve for x

Mathematics
2 answers:
ELEN [110]3 years ago
6 0

Answer:

Step-by-step explanation:

x = 10+2y

blsea [12.9K]3 years ago
3 0

Answer:

answer: x = 10 + 2y

Step-by-step explanation:

Move all terms that don't contain x to the right side and solve.

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Falling object formula: h=-16t+s
vitfil [10]

Answer:

  • 34.714 seconds

Step-by-step explanation:

<u>According to the question we have:</u>

  • Formula h = - 16t + s
  • h = 0
  • s = 555.427 ft
  • t = ?

<u>Substitute the given values and solve for t:</u>

  • 0 = - 16t + 555.427
  • 16t = 555.427
  • t = 555.427/16
  • t = 34.714
3 0
2 years ago
12. The results of an election for mayor are shown
Zinaida [17]

Answer:

Assuming the group of the candidates is ordered the same way as the votes they received, Margaret O'Conner received the MOST votes, at 12,926, while Leonard Hansen received the LEAST votes, at 12,409.

7 0
3 years ago
If you want 364,847 but you only have 274,584 how much will you get if you multiply together to get even more money?
UNO [17]

Answer:

A

Step-by-step explanation:

8 0
3 years ago
5(x+3)(x+2)-3(x2+2x+1)
mr Goodwill [35]

[ Answer ]

\boxed{5x^{2} \ + \ 13x \ + \ 27}

[ Explanation ]

  • Simplify: 5(x + 3)(x + 2) - 3(x2 + 2x + 1)

--------------------------------------

  • Add Similar Elements: 2x + 2x = 4x

5(x + 3)(x + 2) - 3(4x + 1)

  • Expand: 5(x + 3)(x + 2) - 3(4x + 1): 5x^{2} + 25x + 30

5x^{2} + 25x + 30 - 3(4x + 1)

  • Expand: - 3(4x + 1): -12x - 3

5x^{2} + 25x + 30 - 12x - 3

  • Simplify: 5x^{2} + 25x + 30 - 12x - 3: 5x^{2} + 13x + 27

= 5x^{2} + 13x + 27

\boxed{[] \ Eclipsed \ []}

4 0
3 years ago
A chemist is mixing one solution that is 32% sodium and another solution that is 12% sodium how many liters of each type should
Brut [27]
In order to solve the amount of each solution, we need to set up equations. We do as follows:

Let x = solution with 32% sodium
      y = solution with 12% sodium

Overall balance
x + y = 50

Component balance
.32x + .12y = 50(.20) =10

Solving simultaneously,

x = 20
y = 30

Hope this answers the question. Have a nice day.
6 0
3 years ago
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