Ben purchases 2 drinks and a popcorn at the movie theater, for a total of $9.50. If x represents the cost of the drinks and y represents the cost of the popcorn, which equation represents this situation? y = 2r – 9.5 o y = ;= + 9,5 s6 – - y = -2r + 9.5

Q: Bryan started his account with $75 he received from his mom. He then saves 25 per month. What is an…

A:

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

A:

Q: Mark has $31 to spend on salmon at $5.00 per pound and/or chicken at $3.00 per pound.If he buys s…

A: Mark has $31 to spend on salmon at $5.00 per pound and/or chicken at $3.00 per pound.If he buys s…

Q: Harold gave 40% of his money and an additional $5 to Cara. He gave 75% of his remaining money and an…

A:

Q: Zeke buys x tapes selling for $6 each, and y CDs selling for $7 each. Which of the following…

A: Given Data: The number of tapes bought by Zeke is: x The cost of a tape is: cx=$6 The number of CDs…

Q: y= -2x - 4 If x has a value of 4, what would the value of y be?

A: Let we are given - y= f(x) If x=a then y = f(a)

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: For Lucy's garden, she bought r red rose bushes and g white gardenia bushes. The roses cost $4 each.…

A: Given that the cost of red roses is $4 each and the cost of gardenias $5 each and the total cost is…

Q: $7 less than twice his sister's, which equation can be used to determine his sister salary?

A: $7 less than twice his sister's salary. Which equation can be used to determine his sister salary?

Q: You are buying bottles of glue for Mrs. Perro's class. A bottle of glue is $0.74. Which equation can…

A: Given that cost of 1 bottle is $ 0.74

Q: At the beginning of spring, Madelyn planted a small sunflower in her backyard. The sunflower's…

A: Given: h=16+4w                       where h is height of plant and w is time in weeks we need to…

Q: a cheer team is taking a road trip for a competition; there are 48 team members and coaches…

A:

Q: Mark had x number of beads. John had 5 beads more than Mark. John had 4 beads more than San. What…

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Q: Matea spent $15.00 on protein bars and sports drinks. Each protein bar cost $3.00 and each sports…

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Q: John's mom gave him 50 chocolates for his birthday. He gave each friend 3 chocolates and still had 2…

A: Given: The equation for the situation is 3x + 2 = 50.

Q: A hacky sack manufacturer has just released a 3-pack of the Easy Fly hacky sacks. The cost to…

A: Given:- The cost to manufacturer each 3 pack of Easy Fly is  y=1.35x+39.6 The Revenue is y=2.45x

Q: $800 at a car wash fundraiser. They charged $5.00 for small vehicles and $10.00 for larger vehicles.…

A:

Q: This year Tonya's average golf score was 103 strokes for 18 holes. Her goal over the next 10 years…

A: The objective of the question is to find the equation that models the scenario where Tonya's average…

Q: Amari decides he will mow lawns over the next month to save up for more rides at the next carnival.…

A: The objective of this question is to determine the number of large yards Amari mowed. We are given…

Q: Over the weekend, you went to the shoe store.  You bought a pair of shoes for $50 and some pairs of…

A: Given that: Amount paid for a pair of shoes = $50 Amount of one pair of socks =$3 Total amount paid…

Q: Melinda takes out a loan to purchase a car. The balance on her loan after x months is represented by…

A: In this question, it is given that the balance of Melinda's loan is y=10,000-250x The value of car…

Q: Diego is saving some money every week to be able to afford a trip to Spain. The total amount of…

A: Given: y=60x+225 in given equation, when we draw graph of it 60 represent slope of given line which…

Q: He is using his grandmothers cookie recipe. He always double the amount of chocolate chips and oats.…

A: let the original amount of oats be x and the original amount of chocolate chips be y. therefore,…

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.