b. Table kWh Monthly bill $20 $35 $50 100 200 500 $95 1000 $170 Slope? Explanation:

Q: Identify the slope and y-intercept. Gallon 4 10 Miles 26 52 65 130 Jennifer's truck has new tires…

A: Topic: coordinate geometry

Q: n e-reader manufacturer expects to sell 60,000 units each year if the selling price is $250. If the…

A: Let the selling price of 1 unit = $x let the number of units sold = y (in 1000s) It is given that,…

Q: What is the slope of a roof that rises 12 feet over a run of 28 feet

A:

Q: The line below has a negative slope? 3 -3 -2 -2 -3 OTrue OFalse 2.

A:

Q: You buy a laptop that costs $2000 and you estimate in 5 years’ time you’ll be able to sell it for…

A: Linear equation is given by,y = mt + cwhere y is the cost of laptop after time t years.m is alope c…

Q: Wyatt buys mobile games via an app store on his phone. The relationship between the number of games…

A: Given curve is straight line and the point given on the line is P(8, 64).

Q: y 100 80 60 40 20 60 -40 -20 20 40 60 80 100 -20 40 -60

A:

Q: d) Interpret the slope in terms of the application, i.e. what does the slope mean in this situation?…

A: Let's find.

Q: Francisco borrows $870 from his parents and agrees to pay them back the same amount each month…

A:

Q: When ordering tickets online, a college theater charges a $5 handling fee no matter how large the…

A: 6. When we order tickets online,a college theatre charges a $5 handling fee no matter how large the…

Q: Estimate the slope of the line from its graph.

A: To estimate the slope of the line from the given graph.

Q: Computer companies use a fixed cost equation to determine how much to charge for an in house repair…

A: a) Given that the equation is Y=85+45x We compare this equation with Y=b+mx   Comparing we get:…

Q: (a) How much does the amount of water increase for each hour that water is added? Oliters (b) What…

A: here use given regression  line for time in hour and water in pond (liter )

Q: The phone company charges a flat rate of Php1, 900 per month. In addition, they charge Php2.50 for…

A: Let x= Number of minutes of service. y= Monthly charge   Given: Flat rate =Php 1,900 per month Per…

Q: use the concept of slope to solve the problems. The grade of a highway up a hill is 30%. How much…

A: The grade of a highway up a hill is 30%. How much change in horizontal distance is there if the…

Q: The Smiths are also thinking about adding some premium channels to their cable package. They…

A: 8. Consider that x is the independent variable and y is the dependent variable. The size of the…

Q: Look at this graph. 100 90 80 70 60 50 40 30 20 10 10 20 30 40 50 60 70 80 90 100 What is the…

A:

Q: What is the slope of the line that passes through these two points? (2, 3) (2, 9) а) 0 b) 1/3 c) 3…

A:

Q: What is the slope of the line  F. 5 G. 1/5 H. -5  J. -1/ 5

A: Slope is equal to change in y divided by corresponding change in x.

Q: Eighth grade > Y.2 Find the slope from two points ZAC

A: The slope of a line passing through the points x1,y1 and x2,y2 is given by m=y2-y1x2-x1 Using this…

Q: What is the slope of the line? Write the slope as a decimal. (TEK 8.40C) -3 3 -2 2 34 $ -3

A:

Q: A small business predicts sales according to a straight-line method. If sales were $40,000 in the…

A: Finding slope problem....

Q: Use the graph below to answer the following questions: a) Calculate the slope of the line Slope = b)…

A: The slope of the graph can be found from the formula y2-y1x2-x1, where (x1,y1) and (x2,y2) are two…

Q: The total cost of atte.ding the movies, y, is directly proportional with the number of tickets…

A:

Q: What is the equation of the line that passes through the point (-6, –5) and has a slope of ? 00…

A:

Q: A new car that was purchased for $23,500 has a class life of 12 years. Using straight line…

A: Purchasing prices = $ 23500. Useful life of car = 12 years , Depreciation rate every year =$1850.

Q: y 2 8. 4 16 6. 24 Slope or unit rate:

A: The table is given in the problem represents different values of y corresponding to values of x.…

Q: What is the slope of the line illustrated in the graph below?

A: The slope m of line passing through two points (x1,y1) and (x2,y2) is given as m=y2-y1x2-x1

Q: The table shows the linear relationship between the balance of a student's savings account and the…

A:

Q: In the following diagram below, what is the slope of line AB? 3.

A: Ans:   1) From the graph given we can see the values of A= x1,y1= 3,4 B=x2,y2= 0,0

Q: Below is an illustration of real-life situation of slope of a line. Given the coordinates, find the…

A:

Q: What is the slope of the line given below? slope= 1

A: solution:-according to the given graph of the line.points on the linex1, y1=2, 0x2 , y2=0, 4

Q: (a) How many gallons does the train use per mile? I gallon(s) (b) What is the slope of the graph?

A: The figure given in the problem represents the graph between the number of gallons of fuel versus…

Q: How can you show the slope of the line is constant?

A: 3.  a. The figure shows the graph of number of gallons of water in a bathtub changing with time. It…

Q: What is the slope of the line?

A:

Q: The table shows the linear relationship between the balance of a student's savings account and the…

A: Given:

Q: A particular mosaic tile is being used in a kitchen backsplash design. The graph of the equation…

A: Here the relation between length of the design and number of tiles needed is linear. Let x be the…

Q: An economist wants to determine the relation between one’s FICO score, ?, and the interest rate (in…

A:

Q: the data attached, please fill in BOTH blanks: The slope increases from 3,330 to ____ dollars/carat…

A: Slope = SP/SSx Intercept = My- slope *Mx My= mean of y Mx= mean of x

Q: The slope of a line is:  2.00 By how much does the Y-variable change if the X-variable decreases by…

A:

Q: The table shows a linear relationship between the height of a fast-growing bamboo plant and the…

A: Since, you have asked  a question with multiple subparts, we will solve the first three subparts for…

Q: Video rental stores are being replaced by streaming subscriptions.  In one area, there were 14 video…

A: claim- to calculate the unit rate of change (slope) from 1996 to 2016 according to question , Video…

Q: What is the slope of the line? Answer as a whole number, or a reduced fraction in the form a/b.

A:

Q: The slope of a line is:  2.00 By how much does the Y-variable change if the X-variable decreases by…

A:

Q: You have found that the effect of IQ on test score can be modelled as a straight line with an…

A: From the provided information, The intercept of line (a) = -3.56 And slope (b) = 0.1

Q: What is the slope in the relationship illustrated in the table? * y 3 9. O 2/3 3/2 3 O 2 2. 4.

A: We know that slope is m=y2-y1x2-x1                                                   Where x1,y1 and…

Q: Given the number, N, of Rhode Island residents (in thousands) who are enrolled in Medicare years…

A: N = 7.1t + 35N shows number of Rhode island residents(in thousands) whop are enrolled in Medicare…

Q: What is the slope of a road that rises 6 feet for every horizontal change of 100 feet? 6. 50 1 100…

A:

Q: The graph shows the total cost y for x bags of popcorn sold. What is the slope of the line?

A: from the graph  line is passing through following points :(2,8) and ( 4, 16)

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.