1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Rufina [12.5K]
3 years ago
5

Simplify the algebraic expression: 7x2 + 6x – 9x – 6x2 + 15. A) x2 + 15x + 15 B) x2 – 3x + 15 C) 13x2 + 3x + 15 D) x4 – 3x + 15

Mathematics
2 answers:
Wittaler [7]3 years ago
8 0

━━━━━━━☆☆━━━━━━━

▹ Answer

<em>B. x² - 3x + 15</em>

▹ Step-by-Step Explanation

7x² + 6x - 9x - 6x² + 15

<u>Collect like terms</u>

x² + 6x - 9x + 15

<u>Subtract</u>

x² - 3x + 15

<u>Final Answer</u>

x² - 3x + 15

Hope this helps!

- CloutAnswers ❁

Brainliest is greatly appreciated!

━━━━━━━☆☆━━━━━━━

lapo4ka [179]3 years ago
4 0

Answer:

B) x^2-3x+15

Step-by-step explanation:

7x^2+6x-9x-6x^2+15=\\7x^2-6x^2+6x-9x+15=\\x^2+6x-9x+15=\\x^2-3x+15

A) x^2+15x+15

B) x^2-3x+15

C) 13x^2 + 3x + 15

D) x^4-3x + 15

You might be interested in
What is 2 3/8 as an improper fraction?<br><br> Give answers, please.
m_a_m_a [10]

To convert a mixed fraction into an improper fraction, we must follow some steps.

First, we take the whole part and multiply it by the denominator of the fraction.

In this case, we take 2 and multiply it by 8.

Now we add the numerator:

16+3=19

The denominator stays the same:

\frac{19}{8}

Hope it helps! :)

3 0
3 years ago
Does the rule y = 2 · x + 4 represent a linear or an exponential function? Explain.
Natali5045456 [20]
<span>B.
Linear function; the independent variable x is not an exponent.

But for me, answer is:
</span>
Linear function; <span>the function is in the form y = mx + b, where m = slope, b = y-intercept, and x is a real number.
</span>
5 0
3 years ago
Josh decides to take a long walk in a triangle path starting at point A, then moving to point B, then moving to point C, and the
Lera25 [3.4K]

Answer:

do it

Step-by-step explanation:

ggg

7 0
3 years ago
The cone of the volcano has a height of 405 meters and a diameter of 438 meters. find the volume of the cone. round your answer
Murljashka [212]
The answer should be 81363900
7 0
3 years ago
Angles on a Straight line always add up to........... degrees
Elden [556K]

Answer:

180°

Step-by-step explanation:

Angles that are called straight angles make up a straight line.

A straight line measures 180°.

So, angles on a straight line make up 180°.

Hope this helps.

4 0
4 years ago
Other questions:
  • Last year, the tree in Pedro's front yard was 5.6 feet tall. This year, the tree is 2 feet less than the hight of Pedro's house.
    9·2 answers
  • PLEASE HELP!!!! ASAP *grade 9 work*
    7·2 answers
  • Which graph represents the piecewise-defined function?
    7·2 answers
  • Parallel to the line y= -6 containing points (2, 7)
    15·1 answer
  • How can individual attitudes and lack of response to injustice harm society as a whole? ​ (this was meant to be in history)
    6·1 answer
  • Analyze the diagram below and complete the instructions that follow name to read lines in the diagram and appear to be SKEw
    13·1 answer
  • How many solutions does 7x -10 = 7(x+3)
    14·1 answer
  • • A number is 10.678 more than 8.76. What is the number?​
    7·1 answer
  • Kurt conducted a survey to find the favorite type of music of his classmates
    10·1 answer
  • Factor the following Polynomial a) 6x - 18​
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!