set up an equation and solve each problem. Amy agreed to clean her brother’s room for $36. It took her 1 hour longer than she expected, and therefore she earned $3 per hour less than she anticipated. How long did she expect it would take to clean the room?

Q: pencil cost 2/3 as much as an eraser. Tom bought a number of pencils and erasers. The total cost of…

A: To calculate the number of pencils.

Q: Adrian works in New York City and makes $42 per hour. She works in an office and must get her suit…

A: Let she has to work at least x hours In 1 hour she earns $42 In x hours she earns $42x    And her…

Q: Catherine had some money at first. She gave 1/4 of her money to Anne. As a result, Anne had thrice…

A: First we will form the system of equations corresponding to the given statements then by solving the…

Q: Eli and Emi pay $3 for gas and pay $4 per sandwich for their friends. If the excursion costs them…

A:

Q: set up an equation and solve each problem. A landscaper agreed to design and plant a flower bed for…

A: Definition used -               Earning per hour =Total earning Total hour

Q: Nina invests $1,750 into two savings accounts. One account earns 3.5% annual interest and the other…

A: I am going to solve the given problem by using some simple algebra to get the required result.

Q: A local pizzeria owner wants to retire. He sells the building and all the equipment for a total of…

A: He sells the building and all the equipment for a total of $420,000 he receives five times as much…

Q: Koji has $5,502 in his savings account. This is $30 less than six times the amount in his checking…

A: Given that Koji has $5,502 in his savings account Let x be the checking amount.    This is $30 less…

Q: One week Broday earned $396.10 at his job when he worked for 17 hours. If he is paid the same hourly…

A:

Q: A club bought a total of 280 orchestra and balcony tickets to an off-broadway show for a total of…

A:

Q: Mark, Jordan, Kenny and Gabriel shared $168. Gabriel received 1/7 of the total amount of money…

A: Start the question by determining the total number of units. Now calculate the value of one from…

Q: Nate spent 1/3 of his money on 6 curry puffs and 13 apple pies. The cost of 1 apple pie is twice the…

A: Given that Nate spent 1/3 of his money on 6 curry puffs and 13 apple pies. The cost of 1 apple pie…

Q: Solve each by setting up and solving an appropriate equation. Becky sells dog leashes and collars at…

A: Let 'a' denotes the number of collars sold and let 'b' denotes the numberof leashes sold.Also, it is…

Q: During a vacation together , Bob spent twice as much as Josh, who spent four times as much as Ralph…

A:

Q: Every month, Jeremy spent 1/10 of the salary on transport and 1/5 of it on food. He gave 1/2 of the…

A: first we need to obtain the equation corresponding to the given statements and by solving the…

Q: how much does a pound of chocolates cost?

A: We need to find the cost of a pound of chocolates

Q: Bella wants to buy a toy doll but she is short of $12.50. Cara wants to buy the same doll but she is…

A: we can consider as Bella has $X and cara has  $(X+11)

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: Roy worked for 2 hours and earned $24. How many hours must he work at the same rate to earn $72?

A:

Q: Alex is going to purchase tomatoes and black beans for the new black bean recipe. The recipe calls…

A: Given: The cost of each tomatoes given is $1.70 The cost of black bean is $1.60 The cost of…

Q: Jamie and Fred together earned $1491.10 last week. If Jamie made $70 more than twice what Fred made,…

A:

Q: Katie

A: Let, x be a number of weeks Cost of motor scooter=$518 Already saved amount= $188 Earn amount each…

Q: set up an equation and solve each problem. On a 135-mile bicycle excursion, Maria averaged 5 miles…

A: You have to set this up as 2 different parts of long trip.    Lets call the 2nd part of the…

Q: Three siblings, Allen, Bobby and Chris, shared the cost of a present for their mother. Allen paid…

A: Given three siblings, Allen, Bobby and Chris, shared the cost of a present for their mother. Allen…

Q: dam spent 60% of his money on 12 pens. He would need $63 more if he wants to buy another 15 such…

A: Adam spent 60% of his money on 12 pens. He would need $63 more if he wants to buy another 15 such…

Q: Mark had 40% as much money as Joe at first. When each of them received $50 from their father, Mark…

A:

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.