2. Sumaya is reading a book with 240 pages. She has already read 90 pages. She plans to read 20 more pages each day until she finishes the book. a. Sumaya writes the equation 330 = -20d to find the number of days she will need to finish the book. Identify the errors that Sumaya made. b. Write and solve an equation to determine how many days Sumaya will need to finish the book. In your answer, count part of a day as a full day.

Q: Tomas earns $28 each time he mows the lawn for a neighbor. Tomas mowed 39 lawns in the month of…

A: Tomas earns $28 each time he mows the lawn for a neighbor. Tomas mowed 39 lawns in the month of…

Q: s given two checks for his birthday. One check was written for $150. When he went to deposit the two…

A:

Q: Solve the equations 6 = -263.439c, – 305.396C2 9 = -61.583C, + 71.484C2

A:

Q: I think of a number, If I subtract 9 from it and multiply this difference by 4, the result is 128.…

A: Solution : We have given a number if we subtract 9 from the number and multiply this difference by…

Q: Justin earned $25.67 one week and $37.85 the next week. He also purchased a DVD for $19.99 and gas…

A:

Q: You have $274 in your savings account. You have a $138 direct deposit each month to this account and…

A: Solution

Q: Tyler moved 6.5 miles away from school. He missed the bus so he walked. If he is 1.2 miles from…

A: The total distance given is 6.5 miles.And he is 1.2 miles from the school.

Q: end of each week, she will add $20 to the account. Write an equation to describe the total amount S,…

A: $35 initially After 1 week  Total amount = 35 + 20 After 2nd week  Total amount = 35 + 20 + 20 = 35…

Q: Solve the equation x² + 7x = 30. O A. x = 15 and x = -2 O O B. x = -6 and x = 5 C. x=-10 and x = 3 O…

A:

Q: Adam goes to a skating rink on Tuesdays for $8.50. While there, he pays $1.50 for each item he buys…

A:

Q: bobs sell phone company charges $35 for a month of unlimited calls and internet use and 0.15 per…

A: Given, Bobs sell phone company charges a bill for a month as follows:  unlimited calls and internet…

Q: Kiran has 234 pounds of flour. When he divides the flour into equal-sized bags, he fills 418 bags.…

A: Lets's represent the equal number of pounds of flour as: p

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: Asia has a job selling cars. She is paid $2,000 per month. She also gets paid $200 for each car she…

A:

Q: 4. Lisa is in charge of buying door prizes for the school dance. She bought $2 cups (c) and $3…

A: Given,  Lisa is incharge of buying door prizes for the school dance.  She bought $2 cups and $3…

Q: Nicolas has gone up to the chalkboard to do math problems 7 more times than Briana. Nicolas has gone…

A: See the attachment

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.