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brilliants [131]
3 years ago
13

HELP ASAP!!

Mathematics
1 answer:
Vlada [557]3 years ago
8 0

Answer:

The answer is 15.0. Mark as brainliest.

Step-by-step explanation:

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Solve −0.7d=4.97 what is D
Tems11 [23]
D = 4.97/-0.7
D = -7.1
3 0
4 years ago
NEED ANSWER FAST!!!!!<br> F(x) = x 2 + 2 <br> F(x2) =
konstantin123 [22]
X+F<span>(<span>x2</span>)</span>−vFx=−2−2<span>,
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7 0
4 years ago
Y = 1.6x + 48
777dan777 [17]

Answer:

Step-by-step explanation:

If the equation of height of a man is modeled by the function y = 1.6x + 48 where;

y is the height of a man

x is the shoe size

To get the approximate shoe size for a man having a height of 60 inches, we will substitute y = 60 into the formula ans solve for x as shoen;

y = 1.6x + 48

60 = 1.6x + 48

1.6x = 60-48

1.6x = 12

x = 60/1.6

x = 7.5

x = 7 1/2

Hence the approximate shoe size for a man having a height of 60 inches is 7 1/2

7 0
3 years ago
A cell phone provider charges $30 each month to have a cell on their plan, but their talk and text are not free. It costs $0.05
Annette [7]

Answer:

30+0.10x+0.05t

talk more than text

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
F(x)=3x(x^2+4x-5) evaluate f(-2)​
nignag [31]

Answer:

f(-2) = 54

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<u> </u>

<u>Algebra I</u>

  • Terms/Coefficients

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 3x(x² + 4x - 5)

f(-2) is x = -2

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x  </em>[Function]:                                                                             f(-2) = 3(-2)[(-2)² + 4(-2) - 5]
  2. [Brackets] Evaluate exponents:                                                                     f(-2) = 3(-2)[4 + 4(-2) - 5]
  3. [Brackets] Multiply:                                                                                         f(-2) = 3(-2)[4 - 8 - 5]
  4. [Brackets] Subtract:                                                                                        f(-2) = 3(-2)[-4 - 5]
  5. [Brackets] Subtract:                                                                                        f(-2) = 3(-2)(-9)
  6. Multiply:                                                                                                           f(-2) = -6(-9)
  7. Multiply:                                                                                                           f(-2) = 54
7 0
3 years ago
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