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Elden [556K]
3 years ago
13

Please solve for x. I need this answered.

Mathematics
2 answers:
spin [16.1K]3 years ago
8 0

2.5x - 3 + 2x = 1.75x - 1.25x + 13

4.5x - 3 = 0.50x + 13

4.0x = 16

x = 4

Answer: 4

2. We'll assume those xs are in the numerator

(3/7)x - 1/4 + (3/7)x = (9/7)x - (3/7)x + 3/4 - 1

(6/7)x - 1/4 = (6/7)x  - 1/4

0 = 0

That's always true.

Answer: Any x is a solution.

Dovator [93]3 years ago
8 0

Answer:

2.5x - 3 + 2x = 1.75x - 1.25x + 13

4.5x - 3 = 0.50x + 13

4.0x = 16

x = 4

Answer: 4

2. We'll assume those xs are in the numerator

(3/7)x - 1/4 + (3/7)x = (9/7)x - (3/7)x + 3/4 - 1

(6/7)x - 1/4 = (6/7)x  - 1/4

0 = 0

That's always true.

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What is the vertex of g(x) = 3x2 − 12x + 7?<br><br> (−6, −5) <br> (−2, −5)<br> (2, −5)<br> (6, −5)
kupik [55]

(h ,k) —> (2 , –5)

g(x)=3x²-12x+7 —> y= 3(x-2)²-5

y=a(x–h)²+k —> a= 3 , h=2 , k= –5

(h ,k ) —> (2, –5)

I hope I helped you^_^

7 0
3 years ago
Solve the following equation algebraically show your work<br> 17 = -13 - 8x
cricket20 [7]

Answer

-3.75

Step-by-step explanation:

17=-13-8x (collect like terms )

17+13=-8x

30=-8x (divide both sides by -8)

30/-8=-8x/-8

-3.75=x

4 0
4 years ago
Liam has 12 red balloons and 14 blue balloons.He put all of his balloons in 2 equal groups. How many balloons are in each group?
Law Incorporation [45]

Answer:

A.13

Step-by-step explanation:

You just have to add the 12 and the 14 and then divide it by 2.

12+14=26

26/2=<em> 13 </em>

<em />

<em />

<em>Hope it helps!</em>

4 0
3 years ago
Read 2 more answers
Helpp
Georgia [21]

Answer:

see explanation

Step-by-step explanation:

The average rate of change over the closed interval [ a, b ] is

\frac{f(b)-f(a)}{b-a}

here [ a, b ] = [ 0, 8 ]

f(b) = f(8) = \frac{16-2}{40-6} = \frac{14}{34} = \frac{7}{17}

f(a) = f(0) = \frac{-2}{-6} = \frac{1}{3}

f(b) - f(a) = \frac{7}{17} - \frac{1}{3} = \frac{4}{51}

average rate of change = \frac{\frac{4}{51} }{8} = \frac{1}{102}

7 0
3 years ago
identify the range of the function shown in the graph A. {-2,2} B. y is all real numbers C. -20
Mekhanik [1.2K]

Answer:

all real numbers

Step-by-step explanation:

range is the possible y values, the graph stretches from negative infinity to positive infinity.

8 0
3 years ago
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