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3 years ago

Can someone help me please

Mathematics

2 answers:

snow_tiger [21]3 years ago

6 0

Answer:

Here you go

Step-by-step explanation:

BTW what is meant by point in the last blank?

Lina20 [59]3 years ago

6 0

Answer:

equation y = 3x-1

slope = 3

about the point blank I'm not sure what it is asking for

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erastova [34]

Answer:

D. 85.7%

Step-by-step explanation:

its figuring out the percentage decrease

so you would go

35-5= 30

30/35 x 100 = 85.7

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3 years ago

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goldenfox [79]

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Solve -1 4/5 x= 9. A) 5 B) 1/5 C) -5 D) -1/5

Darina [25.2K]

Answer:

Step-by-step explanation:

Express - 1 $\frac{4}{5}$ as an improper fraction, that is

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3 years ago

A hardware store rents vacuum cleaners that customers may use for part or all of a day, before returning. The store charges a fl

Vsevolod [243]

Answer:

Total rental cost is:

y = Bx + M

where x is number of additional hours, y is total cost, M is fixed fee, and B are is amount that is charged per hour.

Step-by-step explanation:

Let amount of flat fee = M

let hourly rate = B

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⇒ y = Bx + M

where x is number of additional hours, y is total cost, M is fixed fee, and B are is amount that is charged per hour.

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3 years ago

Find f(-2) for f(x) = 2(4)^x O A.1/16 O B.1/8 O C. -16 OD. - 32

scoray [572]

Answer:

B. 1/8

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Function Notation

Step-by-step explanation:

Step 1: Define

$\displaystyle f(x) = 2(4)^x\\f(-2) \ is \ x = -2$

Step 2: Evaluate

Substitute in x: $\displaystyle f(-2) = 2(4)^{-2}$
Exponents: $\displaystyle f(-2) = 2(\frac{1}{16})$
Multiply: $\displaystyle f(-2) = \frac{1}{8}$

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2 years ago