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Mario's plumbing company charges a flat fee of $40 to make a
house call, plus $25 per hour.

(a) Write an equation that describes the situation in slope-intercept form and explain what the x- and y-values represent.

(b) Graph the situation on a coordinate plane assuming the domain is all real numbers.

(c) What does the y-intercept mean?

Respuesta :

xenia168

Answer:

Step-by-step explanation:

y = mx + b

m = $25 and b = $40

(a). y = 25x + 40 , where x-value is hours of work and y-value is total amount of money consumer will pay.

(c). The y-intercept is a flat fee.

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