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rusak2 [61]
2 years ago
9

What is the solution to this inequality? x/9 + 7 ≥ 10

Mathematics
1 answer:
nevsk [136]2 years ago
3 0

Answer:

x ≥ 27

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

  • Multiplication Property of Equality
  • Division Property of Equality
  • Addition Property of Equality
  • Subtraction Property of Equality<u> </u>

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify</em>

x/9 + 7 ≥ 10

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

  1. [Subtraction Property of Equality] Subtract 7 on both sides:                        x/9 ≥ 3
  2. [Multiplication Property of Equality] Multiply 9 on both sides:                      x ≥ 27
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tigry1 [53]

The required domain of the inverse function is x ≤ 0. Hence option D is correct.

f(x) = -x^2

<h3>What are functions?</h3>

Functions is the relationship between sets of values. e g y=f(x), for every value of x there is its exists in set of y. x is independent variable while Y is dependent variable.

Inverse of function f(x) = -x^2
y = -x^2
x = √-y
Now,
Inverse function of f(x) is √-x
Its domain is define as less than or equal to zero.

Thus, the required domain of the inverse function is x ≤ 0.

 

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6 0
2 years ago
An episode of a television show is 60 minutes long when it originally airs with commercials. On a DVD without commercials, the e
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3 years ago
You roll a red-sided die and a white-sided die. Find the probability. P(red is less than 3 and white is less than 3) Simplify th
goldfiish [28.3K]

Answer:

1 on 3

Step-by-step explanation:

The red dice has 6 faces. The number you have to obtain is less than 3. So your answers must be 1 and 2. The numbers 1 and 2 are two solutions out of six. Now the same goes with the white dice. Two solutions out of six. You combine them and obtain 4 on 12. Then, you reduce the answer in minimal terms and finally obtain 1 on 3.

4 0
3 years ago
<img src="https://tex.z-dn.net/?f=4%20%2B%205y%20-%206y%20%2B%20y" id="TexFormula1" title="4 + 5y - 6y + y" alt="4 + 5y - 6y + y
krek1111 [17]

Answer:

Step-by-step explanation:

Here you go mate

Step 1

4+5y-6y+y  Equation/Question

Step 2

4+5y-6y+y  Combine terms

5y-6y+y

Step 3

5y-6y+y=0  Add them

4

Answer

∴4

Hope this helps

7 0
2 years ago
I need help with one
Aleks04 [339]
Your goal here is to determine the value of x.

Use the principle of similar triangles:

 x is to 12 as 6 is to 8:  

 x       6
--- = ----
12     8

Therefore, 8x = 72, and x = 9 (answer)

5 0
3 years ago
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