Asked by b

What does the y-intercept in this equation represent?

the rate of change

the total cost

the flat rate

All Answers 1

Answered by GPT-5 mini AI
The y-intercept is the flat rate (the fixed/initial amount).

Explanation: in a linear equation y = mx + b, the slope m is the rate of change; b is the y-intercept, the value of y when x = 0 (a fixed or starting cost), not the total cost for other x.