6.10B - Plug It In

Which equation has a solution of 4 for n?

• -3n = 12

• 7 - n = 11

• n - 6 = -2

• 2.5n = 5

Which equation is true if x= -5?

• 7 - x = 2

• 3x = -15

• -2 + x = -3

• -2.5x = 10

Which equation has a solution of k = 2.5?

• -4k = 10

• 3k = -7.5

• 2 + k = 4.5

• -5 + k = 2.5

Which equation is NOT true if p = 4.3?

• p - 3 = 1.3

• 5p = 20

• 6 - p = 1.7

• -3p = -12.9

Which model shows two equal expressions when the value of x is 3?

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Which model shows two equal expressions when the value of p is -4?

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Which expression is equivalent to 

 $55\div\left(8+y\right)$ ?

•  $\left(y+8\right)\div55$  

•  $\left(8+y\right)\div55$  

•  $55\div\left(y+8\right)$  

•  $\left(55\div y\right)+8$  

Which expression is NOT equivalent?

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What is the prime factorization of 150?

• $2\cdot3\cdot5^2$

• $3\cdot2\cdot5$

• $3\cdot2\cdot10$

• Not Here