3 years ago

Answer quick please I dont really get this

Mathematics

1 answer:

Triss [41]3 years ago

4 0

Answer:

f(9) = 24

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

f(x) = 4(x - 3)

f(9) is x = 9

Step 2: Evaluate

Substitute in x: f(9) = 4(9 - 3)
Subtract: f(9) = 4(6)
Multiply: f(9) = 24

You might be interested in

How many solutions does this linear system have y=2x-5. -8-4y=20

ollegr [7]

Answer:

One solution

Step-by-step explanation:

y = 2x – 5. –8x – 4y = –20. one solution: (–2.5, 0)

4 0

3 years ago

Can someone do #2?❤️

ohaa [14]

Answer:

Step-by-step explanation:

A proportional relationship is a straight line. Is must also go through the point (0,0)

3 0

2 years ago

Read 2 more answers

18- 8x = 8 + 3(1 - 3x) Work shown please!

AleksAgata [21]

Answer

7 = -x

Step-by-step explanation:

18- 8x = 8 + 3(1 - 3x)

18- 8x = 8 +3-9x

18- 8x = 11 - 9x

7- 8x = -9x

7 = -x

5 0

3 years ago

Read 2 more answers

Chocolate chunk cookies are 59 cents each or $6.00 a dozen. How much are do you save by buying the cookies by the dozen?

kifflom [539]

Answer:

Step-by-step explanation:

8 0

3 years ago

Read 2 more answers

A group of friends went to lunch, and their bill was $132.50. An 18% gratuity was added to the bill. What was the total amount o

Serggg [28]

Answer:

$156.35

Step-by-step explanation:

we know that

A group of friends went to lunch, and their bill was $132.50

In this problem

$132.50 represent the 100%

100%+18%=118%

using proportion

Find out the total amount that represent 118%

Let

x ----> the total amount of the bill

$\frac{\$132.50}{100\%}=\frac{x}{118\%}\\\\x=132.50(118)/100\\\\x=\$156.35$

7 0

3 years ago