Grade 9 math · C.4 · Functions
Find the slope of a line from its equation
In y = mx + b, the slope is the number multiplying x.
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What is the slope of the line y = 2x + 3?
Answer: 2
What is the slope of the line y = x + 10?
Answer: 1
What is the slope of the line y = 2x − 2?
Answer: 2
Tip: In y = mx + b, the slope is the number multiplying x.
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