dmc13 dmc13
  • 09-01-2022
  • Mathematics
contestada

Use the function f (x) = 3x - 5 to find x when f (x) =7

Respuesta :

TypicalType123 TypicalType123
  • 09-01-2022

Answer:

x = 4

Step-by-step explanation:

So basically, you substitute f(x) with the f(x) in the equation.

7 = 3x - 5

Afterwards, just solve the equation by isolating the variable.

7 (+5) = 3x - 5 (+5)

12 = 3x

12/3 = 3x/3

x=4

I hope this helps!!!

Answer Link
dead34219
dead34219 dead34219
  • 09-01-2022

Answer:

18×

Step-by-step explanation:

because you need to time then divide than subtract by the spare root of 7

Answer Link

Otras preguntas

Please help with the bottom question! :)
Which option would be correct? #8
Geometry right triangle trig heellllppp !
make x the subject of the formulae 5 ( c − b x ) = 10
Help! Kinda on a rush with this quiz!
OMGGGG PLEASEEEE HELPPPPPPPPP IMA CRYYYYYYYY
What type of blood would a person have if the blood typing process revealed clumping in the A, B and Rh walls? A) O- B) B+ C)A- D)AB+ E)AB-
Can someone help me with this problem
a) Following are the marks obtained by 20 pupils of a class. Present the marks in frequency table and find the mean marks. 50, 90 70, 80, 50 40, 60, 40, 80, 50,
Marie is a high school teacher. She has to prepare a bar graph to show the salt constitution in seawater. Which salt should she label on the highest bar? A. Sod