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Sonbull [250]
3 years ago
9

7(3x -4) = 49 can you help me

Mathematics
1 answer:
kotykmax [81]3 years ago
3 0

Answer:

3 2/3

Step-by-step explanation:

7(3x-4)=49

21x-28=49

21x=77

x=3 2/3

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Problem-solving Practice
kotykmax [81]
First, what's 3 to the power of 8?
Then what's 3 to the power of 10

Now subtract them by each other for your answer
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3 years ago
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Choose the polynomial written in standard form.
Semenov [28]

Answer:

x^4 + 4x^3 + 10x

Step-by-step explanation:

A polynomial written in decreasing order of the degree of its monomials ( or single term ) is called its standard form,

In polynomial,

x^2 + 4x^4 + 10x^6,

Degrees are written in increasing order,

⇒ It is not written in standard form,

In polynomial,

x^4 + 4x^3 + 10x,

Degrees are written in decreasing order,

⇒ It is written in standard form,

In polynomial,

x^7 + 4x^3 + 10x^4,

There is no order of degrees,

⇒ It is not written in standard form,

In polynomial,

x^6 + 4x^3 + 10x^7,

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⇒ It is not written in standard form,

4 0
3 years ago
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The product of 6 and a number is the same as -105
PIT_PIT [208]

Answer:

equation: 6x = -105

answer: x = -17.5

Step-by-step explanation:

the product of 6 and a number (6x) is the same (=) as -105 (-105)

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/6        /6

x = -17.5

4 0
2 years ago
If 1/3 = 2 , 2/3 = ?
Andrei [34K]

Answer:

2/3 = 1.5

Step-by-step explanation:

6 0
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Answer:

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Step-by-step explanation:

3x –7 = -16

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3 years ago
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