Shadavia Shadavia

02-05-2014
Mathematics

contestada

For f(x)=3x+4, find f(2) and find x such that f(x)=17

Respuesta :

02-05-2014

[tex] f(x)=3x+4 \\ \\ f(2) =3x+4 = 3\cdot 2+4 =6+4 =10 \\ \\ \\ f(x)=17 \\ \\17=3x+4 \ \ |-4 \\ \\3x+4-4 = 17-4\\ \\ 3x = 13 \ \ /:3 \\ \\x=\frac{13}{3}\\ \\x=4\frac{1}{3}[/tex]

Answer Link

Otras preguntas

Summarize the action of the story in two or three complete sentences. Only include the actions.

A rectangle has a width that is 5 feet less than the length. The area of the rectangle is 126 square feet. Find the dimensions of the rectangle

If the radius of a circle is x cm. what is the length of it's circumferences?

23 10. Construct a quadratic equation whose roots are 1 and 2.A 3X-3x + 2-0 B. 3 + 3x - 2-0 C 22 + 3x - 2.0 D 2 - 3x +2=0 E.2x - 3x - 2 =0

Which of the following is not an example of an abiotic factor? a. plants b. air c. temperature d. soil Please select the best answer from the choices provided A

What is the area of this figure? Use 3.14 for TT. Please help

Which of the following examples BEST describes the life characteristic of respiration? A) A cheetah races across the plain. B) Starfish cells divide and multipl

What are the rules for the rumble outsiders chapter 9

find the value of x

When annotating a written work, one should do all of the following except which one? A. write questions about what was read B. write connections to what was rea