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Neporo4naja [7]
3 years ago
12

What is 2.25x+5=13.5x+14

Mathematics
1 answer:
Pani-rosa [81]3 years ago
6 0

Answer:

x = -1.25

Step-by-step explanation:

2.25x + 5 = 13.5x + 14

subtract five from both sides

2.25x = 13.5x + 9

subtract 13.5x from both sides

-11.25x = 9

swap the negative

11.25x = -9

divide 11.25 from both sides

x = -1.25

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Solve the equation 3+2/5x=11-2/5x using at least two different sequences of steps. Show your work for each step.​
Rina8888 [55]
First combine like terms ,
5/5x=9/5x
move the variable which will cancel out because it is the same
5=9 is no solution sorry if i’m wrong lol
4 0
3 years ago
Solve. 2 (x - 1/2) = 3 (5 - 2x) show the steps in your solution.
viktelen [127]

Question 1.). Solve:

2 (x - 1 / 2) = 3 (5 - 2x)

Simplify both sides of equation:

2( x - 1 / 2 ) = 3(5 - 2x )

(2) (x) + (2) ( -1 / 2 ) = (3) (5) + (3) ( -2x )


Distribute:

2x + - 1 = 15 + -6x

2x - 1 = -6x + 15


Add 6x to both sides:

2x - 1 + 6x = -6x + 15 + 6x

8x - 1 = 15


Add 1 to both sides:

8x - 1 + 1 = 15 + 1

8x = 16


Divide both sides by 8:

8x / 8 = 16 / 8

Answer: 2 (x - 1 / 2) = 3 (5 - 2x) ==========> x = 2











Question 2.).

M =======> Amount Malik need

Solution: =========> m ≥ 5

Inequality ========> 8 + 7 + 10 + m ≥ 30

25 + m ≥ 30

Interpretation ==========> Malik needs at least, $5 .00 to get to, $30.00 or more.

Is the solution reasonable ===========> YES





Hope that helps!!!!! : )



4 0
3 years ago
Read 2 more answers
Which speed is at the sound barrier plz tell meh will mark brainless
vovangra [49]

Answer:

<em>343 metres per second </em>

<em>In dry air at 20 °C (68 °F), the speed of sound is 343 metres per second (about 767 mph, 1234 km/h or 1,125 ft/s).</em>

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3 years ago
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Lina20 [59]

Answer:

Answer is q = 2

Step-by-step explanation:

First make the equation with a constant so p=k/q

then substitute q to 6 and p to 23.

Then you have 23=k/6 and to find k multiply both sides to get k=138

next substitute p as 69=138/q then multiply q on both sides to get 69xq=138 and then divide 69 to 138 go get q which is 2

Like if it helped!

4 0
1 year ago
Mind helping in all of them?
oksano4ka [1.4K]

Answer:

1. 54

2. 224.4

3. 344

4. 352

5. 516

Step-by-step explanation:

I did all of them but the last one.

8 0
3 years ago
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