Diego is saving some money every week to be able to afford a trip to Spain. The total amount of money he has saved up and can be represented by the equation y=60x+225 , where y is the total amount of money saved, and x is the number of weeks he’s been saving money. What does the number 60 represent in this situation?

Q: At their going-out-of-business sale, Bill's Bikes sold 39 bikes and had 57 left. Which equation…

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Q: A plane flying to Chicago begins its descent into O’Hare International airport. Once it starts, its…

A: Consider the given equation. h=-1200t+33000 The form of the equation is y=mx+c. Where c is…

Q: A repairman works 70 hours. He charges $75 plus $40 per hour. Which equation shows this situation

A: Let Charge = y Time = x

Q: Joe keeps his savings in a bank account.  He began with $500, and adds $150 each year.  In the form…

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Q: An author works on a new book and after writing a few chapters, begins a new plan to write 600 words…

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Q: The weight of a goat increased by 12 pounds is 38 pounds. Write an ADDITION equation to represent…

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Q: Jaden wants to purchase four notebooks and a calculator. If the calculator cost $85, which equation…

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Q: Jack's mother gave him 505050 chocolates to give to his friends at his birthday party. He gave 333…

A: Jack's mother gave him 505050 chocolates to give to his friends at his birthday party. He gave 333…

Q: Nancy has 53 marbles. She buys x marbles, after which her collection increases to 105 marbles. Which…

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Q: A plumber charges $50 to come to your house and $30 for every hour of labor.   How much will it cost…

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Q: Jane has two test grades of 83, four grades of 86, and 3 grades of 92 on her first nine math tests.…

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Q: The school store has 1200 pencils in stock and sells an average of 25 pencils per day. The manager…

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Q: One gram of protein contains 4 calories and one gram of fat contains 10 calories. If one servir of…

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Q: Each month Marla pays a $30 cell phone bill from her back account. At the end of one year, what is…

A: Given that Marla pays $30 each month for her cell phone bill from her bank account.

Q: Laura invested 16,400 in the stock market. Some of the stock is in Bryan bottling that costs $45 a…

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Q: Max is saving money to buy a new scooter. He decides to save $10 per week and starts with $50 in his…

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Q: Olivia works at an art gallery. He gets paid $200 per week plus 15% commission on the sales she…

A: Olivia works at an art gallery. She gets paid $200 per week plus 15% commission on the sales she…

Q: Oceanside bike rental shop charger 9 dollars plus 8 dollars an hour for renting a bike. Stephen paid…

A: The charge for renting a bike has two parts: Fixed cost: 9 dollars Variable cost: 8 dollars an hour

Q: Todd started a t-shirt business.  He spent $8.50 for each t-shirt plus his printing machine for…

A: Todd spent $8.50 for each t shirt and cost for printing machine is $250. We want to find the…

Q: bakery

A: We will find the equation and then find for how many hours the shop has been open

Q: In the United States, the number y(in millions) of bicycles sold with wheel sizes of 20 in or…

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Q: A game show contest earns y dollars for completing a puzzle in x minutes. This situation is…

A: The given equation isY=-250x+5000Y=500

Q: Ms. Chang sold 28 cars. She sold 8 fewer than as many cars as Mr. Diaz. Which equation can be used…

A: Here c is the number of cars Mr.Diaz sold

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.