Which of the following is true about a linear function? a It must contain only positive values. b It has a constant rate of change. c It may curve in some parts and be horizontal in others. d It must cross the origin.

idk

step-by-step explanation:

use that smart brain

it would take 5 hours i think idk i'm not that good at math.can you me with my questions i need asap.

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.