meleyy
contestada

Function (f) is defined by the equation f(x)=3x-7. Find the value of c so that f(c) =20 is true.

Function f is defined by the equation fx3x7 Find the value of c so that fc 20 is true class=

Respuesta :

Answer:

c = 9

Step-by-step explanation:

Given f(x) = 3x - 7 , then

f(c) = 3c - 7 = 20 ( add 7 to both sides )

3c = 27 ( divide both sides by 3 )

c = 9

Answer: C=9

explanation:

hope this helps