2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt 4.3.1 4.3.24.3.34.3.44.3.7 Questions:

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2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Questions:

Ms. Thurston read 15 pages in a book that had a total of 58 pages. She used the equation n + 15 = 58 to find out how many pages she had left to read. What does the variable n represent?

Ms. McMath had a lesson to split equally over 2 class periods. The complete lesson would last 74 minutes. She used the equation x 2 = 74 to find out how many minutes she would teach during each class. What does the variable represent?

Mrs. Elliott knew that she added 35 words to her paragraph. How could this expression be written? a.w + 35 b.w – 35 c.35 – w d.w x 35

How could Ms. Vogt correctly write her discovery of the temperature change in her room? The room temperature decreased by 6 ° and is now 68 °. a.t – 6 = 68 b.t + 6 = 68 c.t > 6 = 68 d.t < 6 = 68

Label the following correctly. _____ variablea. x + 7 _____ expression b. 7 + x = 19 _____ equationc. x

How do you find the perimeter of a pentagon if P = s + s + s + s +s? a.You multiply the length of one side times the length of another side. b.You add the length of 3 sides. c.You subtract the side length from the perimeter. d.You add all the sides together.

Which answer below shows the correct use of the perimeter formula? a.10 x 10 = 100 b = 30 c = 50 d.50 x 5 = ft.

p = pages b = books b = p x 9 If p = 9, how many b do you have?

y = yards f = feet y = f ÷ 3 If f = 21, how many y do you have?

Solve the equations. 1.7 x n = 14 n = 2.n x 6 = 72 n = 3.n ÷ 25 = 5 n = 4.n – 6 = 12 n = n = 50 n =

Find the value of the expression 20 – 5 x 2 =

Find the value of the expression 25 + (2 x 7) =

Find the value of the expression 40 – 5 x 4 =

Find the value of the expression – 3 x 3=

Find the value of the expression 35 – 5 x =

Find the value of y when x = 5. y = 2x – 3

Find the value of y when x = 42. y = x - 12

Find the value of y when x = 4. y = 4x + 6

Find the value of y when x = 9. y = 2x + 57

Find the value of y when x = 3. y = 7x + 4x

Mrs. Thurston has 6 spools. Each spool has 50 feet of ribbon. Which number sentence shows how much ribbon Mrs. Thurston has? a.50 ÷ 6 = b.50 x 6 = c.50 ÷ 10 = d.50 x 10 =

Miss Leffel has 56 markers and 8 boxes. She will put the same amount of markers in each box. Which number sentence shows how many boxes will go in each box? a.8 ÷ 56 = b.56 x 8= c.56 ÷ 8 = d.56 – 8 =

Mr. Foster made 72 Lakeside posters, and he wants to put them up at 9 different places. Which number sentence shows how many posters will go to each place? a.72 x 9 = b.72 ÷ 8 = c.72 ÷ 9 = d.8 x 9 =

Mrs. Smith wants to sell her 9 bags of cookies for $3 each. Which number sentence shows how much money Mrs. Smith will get if all the cookies are purchased? a.3 x $9 = b.9 ÷ $3 = c.18 ÷ $3 = d.18 x $3 =

Solve for the answer. Mrs. Cooper wants to give band-aids to 9 classes, and she has 81 band-aids. How many band-aids will each class get if she gives them an equal amount?