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Write a linear function whose rate of change is 1/3 that satisfies f(3) = 5.

User Seemly
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This a linear function y = mx + b , where m = slope (rate of change), then:

y = (1/3).x + b. Now we have to calculate b. We know tat f(3) = 5, that means if we replace x by 3 , then y = 5:

5 = (1/3)(3) + b→ 5 = 1 + b and b = 5-1 = 4, then the final equation is

y = (1/3).x + 4

User Eminem
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