equations wednesday

Which value of x makes the equation 7x - 5 = -33 true?

• -28

• -16.5

• -4

• -0.25

Which value of x makes the equation  $\frac{x}{6}$  - 4 = -2 true?

• -36

• -8

• - $\frac{1}{3}$  

• 12

Which value of x makes the equation 6 - x = -18 true?

• -24

• -12

• 12

• 24

Which value of x makes the equation 21 = 11 - x true?

• -32

• -10

• 10

• 32

Which value of x makes the equation  12 +  $\frac{x}{4}$  =10 true?

• -  $\frac{1}{2}$  

• - 8 

• 28

• 88

Which value of will make the equation 4x - 9 = 3 true?

• - $\frac{3}{5}$

• $\frac{-3}{2}$

• 3

• 48

A mourning dove has an average length of 12 inches. This is 2 inches less than twice the average length of a common ground-dove. This relationship is represented by the equation below, where is the length of the common ground-dove.

2c - 2 = 12

What is the average length of the common ground-dove?

• 5 inches

• 7 inches

• 20 inches

• 28 inches

Trina has posted 6 less than 3 times as many pictures on her social media page than Ella. Trina has posted 96 pictures. The equation below represents this relationship, where e is the number of photos that Ella has posted.

3e - 6 = 96

How many photos has Ella posted?

• 30

• 34

• 270

• 306

 $\frac{1}{2}$  Zane is an author who has written 7 more than   the number of books that Kara has written. Zane has written 19 books. This relationship is represented by the equation below, where b is the number of books that Kara has written. 

 $\frac{b}{2}$  + 7 = 19

How many books has Kara written?

• 6

• 13

• 24

• 52

 $\frac{1}{2}$  Bridget collected the eggs her chickens had laid and gave  to her neighbor. She used 6 of the remaining eggs to make breakfast. She has 8 eggs  left. The number of eggs, e, that Bridget originally collected is represented by the equation below.

 $\frac{e}{2}$  - 6 = 8 

How many eggs did Bridget collect from the chickens this morning?

• 4

• 7

• 14

• 28