Question: A plumber charges $80 for a service call plus $30 per hour. a. Find a linear function that represents the total daily charges C, in

A plumber charges $80 for a service call plus $30 per hour.

a. Find a linear function that represents the total daily charges C, in dollars, as a function of the time t, in hours, spent at a given location.

b. If the total charge was $140, how many hours did he work?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Q:

The motor produces a torque of T = 20 N m on gear A. If gear C is suddenly locked so it does not turn, yet B can freely turn, determine the angle of twist of F with respect to E and F with respect to...

Q:

Math 107 Quiz 3 Name _____________________________________________ This quiz is worth 40 points. Each problem is worth 5 points. This quiz is open book and open notes, and there is no time limit, as...

Q:

1-Suppose (1,-2) is on the graph of y=f(x). Find a point on the graph of the transformed function y= f(x+5). 2-A plumber charges $80 for a service call plus $30 per hour. a. Find a line function that...

Q:

Precal hw just the ones circled 2.1 LINEAR FUNCTIONS 167 61- y= gar-7, WW) .9: 4Ec\"",1='(1,1) 63. y: 6, P(3,-2) 64. :c = 1, P(5,0) (Perpendicular Lines} Recall from Intermediate Algebra that two...

Q:

PHYSICS 12 WCLN.ca* 6. Recognizing the following as non-right triangles, solve for all of the missing sides and angles. Show all work. a. 27 m 80- 19 m b. A 13 in 20 in C. 13 in 106 27 in C d. 137 24...

Q:

1. The fair market rental rate for Terre Haute is $678 and for Evansville is $721. The relative change to compare Terre Haute to Evansville is ____%. (Express your answer rounded correctly to the...

Q:

1. Determine analytically if the following functions are even, odd, or neither. a. f(x) = 3x 4 - x 2 + 5 b. f(x) = 5x - 3 2. Suppose (1, -5) is on the graph of y = f(x). Find a point on the graph of...

Q:

Question 1: Find the slope-intercept form of the line which passes through the points P(3, -5) and Q(-1, 1). Question 2. A rental car company charges a flat fee of $100 to rent the car for a day,...

Q:

Slopes and linear equations Find an equation in slope-intercept form for the line. Through (4,2) and (2,3) 2 Find an equation for the line. Through (4,3) and (4,7) Find an equation of the line in the...

Q:

571 Case 16 The Maria and Sancho Ruiz Case COMPREHENSIVE FINANCIAL PLANNING CASE Maria and Sancho anticipate living until Sancho is ninety-five years Maria Ruiz recently turned age fifty. She heard...

Q:

You helped with a similar question previously and wanted to understand how you solved these, but there's no explanation? I want to understand how to do the problems correctly. So if you can include...

Q:

In Boolean algebra, the bar sign (-) indicates: Select one: a. NOT operation b. AND operation C. OR operation d. All of the mentioned

Q:

Write a function vowelIndex that accepts a word (a str ) as an argument and returns the index of the first vowel in the word. If there is no vowel, -1 is returned. For this problem, both upper and...

Q:

Jeffrey and Karen have given cash gifts to their children over the years. In addition, in 2 0 2 5 Mark, age 1 3 , earns $ 2 , 7 0 0 in salary. Jennifer, age 1 9 , who attends community college for...

Q:

A company issues 1,050 shares of its common stock for $33,600 cash. Prepare journal entries to record this event under each of the following separate situations.