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otez555 [7]
3 years ago
9

Solve the equation x-89=7(2x+3)-6

Mathematics
2 answers:
ohaa [14]3 years ago
5 0

Answer: x=-8

<u>Simplify both sides of the equation</u>

<u></u>x+-89=(7)(2x)+(7)(3)+-6(Distribute)\\x+-89=14x+21+-6<u></u>

<u></u>x-89=(14x)+(21+-6) (Combine Like Terms)

x-89=14x+15

<u>Subtract 14x from both sides</u>

<u></u>x-89-14x=14x+15-14x\\-13x-89=15<u></u>

<u></u>

<u>Add 89 to both sides</u>

<u></u>-13x-89+89=15+89\\-13x=104<u></u>

<u></u>

<u>Divide both sides by -13</u>

<u></u>-13x/-13=104/-13\\x=-8<u></u>

natali 33 [55]3 years ago
3 0

Answer:

x= -8

Step-by-step explanation:

x-89=7(2x+3)-6 distribute 7

x-89=14x+21-6 add like terms

-13x=104 divide

x=-8

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Please Help, I'm stuck on this question .
snow_lady [41]

Answer:

24y^15 - 24y^10 + 7

Step-by-step explanation:

f(2y^5)

= 3(2y^5)^3 - 6(2y^5)^2 +7

= 3(8y^15) - 6(4y^10) + 7

= 24y^15 - 24y^10 + 7

4 0
3 years ago
Which of the following correctly describes the product below? for study island
Tanzania [10]

The statement that correctly describes the product, 5.15 x 6√7, which is 81.7537155..., is <u>A. </u><u>irrational</u>.

<h3>What is an irrational product?</h3>

An irrational number is one that can be written as a decimal, but not as a fraction.

An irrational number has endless non-repeating digits to the right of the decimal point.

The rules for determining if a product is rational or irrational are as follows:

  1. The product of two rational numbers is rational.
  2. The product of a rational number and an irrational number is irrational.
  3. The product of two irrational numbers is irrational.

<h3>Data and Calculations:</h3>

5.15 x 6√7

= 5.15 x 6 x 2.64575...

= 81.7537155...

Thus, the product of 5.15 x 6√7 is irrational because √7 is irrational.

Learn more about rational and irrational numbers at brainly.com/question/20400557

#SPJ1

<h3>Complete Question with Answer Options:</h3>

Which of the following correctly describes the product below?

5.15 x 6√7

A. irrational

B. neither rational nor irrational

C. a combination of both rational and irrational

D. rational

6 0
2 years ago
Nathan invests money in an account paying simple interest. He invests $180 and no money is added or removed from the investment.
sweet-ann [11.9K]
I think this question is technically asking
196.20 is what percent of 180, if so it would be 109%

https://www.percentagecal.com/answer/180-is-what-percent-of-196
5 0
3 years ago
Read 2 more answers
Use graphs and tables to find the limit and identify any vertical asymptotes of the function.
scZoUnD [109]

Answer:

The line x = 8 is our vertical asymptote

The limit of \frac{1}{x-8} as x approaches 8 from the left is negative infinity; -∞

Step-by-step explanation:

We have been given the following function;

\frac{1}{x-8}

Considering that the function is rational, it will defined everywhere on the real line except where the expression in the denominator will be 0;

That is the function will not be defined where;

x - 8 = 0

solving for x yields;

x = 8

The function will be approaching the vertical line x = 8 asymptotically, meaning that the function will never touch or cross this line. We can therefore say that,

The line x = 8 is our vertical asymptote for the given function

The limit of \frac{1}{x-8} as x approaches 8 from the left;

\lim_{x \to8^{-} }\frac{1}{x-8}

For x approaching 8 from the left, x which implies that x-8

The denominator will be a negative quantity approaching 0 from the left, that is -∞.

Thus;

\lim_{x \to8^{-} }\frac{1}{x-8} = -∞

Find the graph attached.

6 0
4 years ago
Which pair of variables can’t be represented on a scatter plot?
nalin [4]

Answer:dotted variables cannot

Step-by-step explanation:

its right trust me

8 0
3 years ago
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