W.I.N. Writing Equations and Real World Sits

Leona recorded the number of minutes she walked each day. Which equation represents the rate that Leona walks per day?

• $d=16.5w$

• $d=\frac{16.5}{w}$

• $w=16.5d$

• $w=16.5\ +\ d$

A plumber charges $50 to make a house call plus $40 for each hour worked. Which equation shows the amount the plumber charges, c, after h hours?

• 50h + 40 = c

• 50h + 40h = c

• 50 + 40h = c

• 90h = c

Chocolate chip cookies cost $3.00 per cookie plus a $2 fee for boxing them in a decorated box. Jaylen wanted to spend at most $50. Which inequality below best represents this situation?

• $3\ +\ 2x\ \ge\ 50$

• $3x\ +\ 2\ \ge\ 50$

• $3\ +\ 2x\ \le\ 50$

• $3x\ +\ 2\ \le\ 50$

What could this represent? 7x + 2 = 30

• Buying pet turtles for $7 each plus two cans of turtle food cost $30.

• Seven bags of candy plus 2 extra snickers bars equals 30 dollars.

• Two yoyos plus seven frisbees is thirty cents.

• Buying seven calculators plus $2 per bundle of pencils is $30.

The cost of an adult visiting the Texas Zoo in Victoria is shown in the table. Which equation best describes this relationship?

• y = 2x

• y = 2x + 4

• y = 4x

• y = 8x

ChipCo sold their bags of corn chips for $5 per bag plus $1 bagging fee. ChipCo bagged 1550 bags of corn chips. Which equation best represents this situation?

• 5 + 1x = 1550

• 1550 - 1x = 5

• 1550 = 5x + 1

• 6x = 1550

Select the situation that could be modeled by: 12 + 5x = 180

• Derek charges a base fee of $12 to walk a dog plus $5 per hour. If Derek made $180, how many hours did he walk the dog?

• Andy buys 12 sodas for $5 each. Andy spent $180. How many sodas did Andy purchase?

• Brian charges $12 for a hat and $5 per shirt. Brian spent $180. How many shirts did he buy?

• Charlie sells a dozen of eggs for $5. Charlie made $180. How many eggs did he sell?

If you went to Six Flags with your Algebra 1 class and Ms. Byrd said to bring at most $25.

• $x\ <\ 25$

• $x\ \le\ 25$

• $x\ >\ 25$

• $x\ \ge\ 25$

Salima writes a blog about video games. She currently has 65 subscribers to her blog. Her plan is to add 12 new subscribers every month from now on. If all goes according to her plan, which linear equation represents the total number of subscribers, y, to Salima’s blog after x, number of months? 

•  $y\ =\ 65\ +\ 12$  

•  $y\ =\ 65x\ -\ 12$  

•  $y\ =\ 12x\ +\ 65$  

•  $y\ =\ 12x\ -\ 65$  

The table outlines the cost of a monthly gym membership. Which equation best represents this relationship?

• T = 45m

• T = 30m + 25

• T = 30m + 15

• T = 15m