Set up and solve an equation for the following business situation. Suppose a certain company sells regular keyboards for $82 and wireless keyboards for $110. Last week the store sold three times as many regular keyboards as wireless. If total keyboard sales were $5,696, how many of each type were sold?

Q: Sandy works at a clothing store. She makes $7 per hour plus earns 10% commission on her sales. She…

A: Given information- We have given that sandy works at a clothing store. No. of hours she worked over…

Q: Vera and Vikki are sisters. Vera is 4 years old and Vikki is 13 years old. What age will each sister…

A: Given that Vera is 4 years old and Vikki is 13 years old. Obtain the age of each sister when Vikki…

Q: Suppose you hired an electrician to install several outlets in your home. The electrician charges…

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Q: Suppose a company produces and sells a total of 8,750 boxes of paper per year. The fixed cost of…

A: Economic lot size L will be given by the formula shown on white board.Here, D = Annual production or…

Q: Suppose a certain company sells regular keyboards for $82 and wireless keyboards for $115. Last week…

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Q: One person earns $43,000 per year. Another person earns $2000 per month. How much more does the…

A: given first person earns $43000 per year given second person earns $2000 per month

Q: plumber charges $20 an hour plus a $15 flat fee. Another plumber charges $18 an hour plus a  $30…

A: Given query is to find the time when both cost the same.

Q: An airline offers a charter flight to Hawaii for $500 per person if 25 people sign up. For each…

A: Topic - Quadratic equations We are given that An airline offers a charter flight to Hawaii for $500…

Q: You are the administrator of an annual essay contest scholarship fund. This year a $84,000 college…

A: To find- Amount each contestant will receive.

Q: Suppose you are at a gas station in Europe and you run out of gas. Your car has 15 gallons gas tank.…

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Q: A girl has been getting her parents change every day for a year. She has dimes and half-dollars…

A: The objective of this question is to find out the number of dimes and half-dollars the girl has…

Q: Jett’s car gets about 30 miles to the gallon.  Suppose he drives about 15,000 miles each year and…

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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.