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Zielflug [23.3K]
3 years ago
13

Can someone help me lol, I need to learn this ASAP step by step

Mathematics
1 answer:
makvit [3.9K]3 years ago
8 0

Answer:

Step-by-step explanation:

A. distribute the X to the X in the parenthesis and you get 2x. Then distribute the X to the -7 in the parenthesis and you get -7x. Combine like terms so that would be 2x-7x and you get -5x.

C. distribute the 6x to the X in the parenthesis and you get 7x. Then distribute the 6x to the 2 in parenthesis and you get 8x. Combine like terms so that would be 7x+8x and you get 15x.

E. Not sure on this one, sorry.

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Helppp please for 10 ponits
Naddik [55]

Answer: the answer is yes

Step-by-step explanation:

the inequality is underlined so the circle is going to be opened and since x is greater than -1 the line is drawn towards the left.

4 0
2 years ago
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25 Points. Please help me out. This is the second to last question I need for the night and then I can go to sleep.
makvit [3.9K]
Combine like terms.

4x^3 -6x^3= -2x^3
-8x^2 +2x^2= -6x^2

Answer = -2x^3 -6x^2 +4
4 0
3 years ago
Given f(x)=3x-1, solve for x when f(x)=-7.
ddd [48]

Answer:

x = -2

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Equality Properties

<u>Algebra I</u>

  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 3x - 1

f(x) = -7

<u>Step 2: Solve for </u><em><u>x</u></em>

  1. Substitute:                    -7 = 3x - 1
  2. Isolate <em>x</em> term:              -6 = 3x
  3. Isolate <em>x</em>:                       -2 = x
  4. Rewrite:                        x = -2
8 0
3 years ago
Use the diagram below to name the following
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1. Line a and line b
2. Segment VX and segment YZ
3. Ray WY and Ray WZ
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3 years ago
Find the geometric mean of 4 and 12.
vagabundo [1.1K]

Answer:

The Geometric Mean of 4 and 12 is 6.9

Step-by-step explanation:

4 0
3 years ago
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