Find the Rate of Change: Analyzing y=-4x+3

For the following straight line equation, state what is the rate of change?

y=4x+3 y=-4x+3

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00:00 What is the rate of change of the function?
00:02 The rate of change of the function is the slope of the function (X coefficient)
00:05 And this is the solution to the question

Step-by-step written solution

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1

Understand the problem

For the following straight line equation, state what is the rate of change?

y=4x+3 y=-4x+3

2

Step-by-step solution

To solve this problem, we need to determine the rate of change of the linear equation given by:

y=4x+3 y = -4x + 3

The standard form for a linear equation is:

y=mx+b y = mx + b

where m m represents the slope of the line. The slope indicates the rate of change of the function, which describes how much the value of y y changes for a unit change in x x .

In the equation y=4x+3 y = -4x + 3 , the slope m m is 4-4. This means that for every unit increase in x x , the value of y y decreases by 4. Thus, the rate of change for this equation is 4-4.

Therefore, the rate of change is 4 -4 .

3

Final Answer

4 -4

Practice Quiz

Test your knowledge with interactive questions

Given the following graph, determine whether function is constant

–9–9–9–8–8–8–7–7–7–6–6–6–5–5–5–4–4–4–3–3–3–2–2–2–1–1–1111222333444555666777888999–4–4–4–3–3–3–2–2–2–1–1–1111222333444555666000

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