Spiral Review #1

What is the value of x in the following equation?

 $5x=\frac{-6x-9}{3}$  

•  $-4$  

•  $-1$  

•  $-\frac{3}{11}$  

•  $-\frac{3}{7}$  

Look at the model of an equation.

What is the solution to the equation represented in the model?

• $2$

• $1$

• $5$

• $-2$

Which pair of numbers are in between 11 and 12?

• $\sqrt{121}$ and $\sqrt{144}$

• $\sqrt{120}$ and $\sqrt{135}$

• $\sqrt{131}$ and $\sqrt{150}$

• $\sqrt{125}$ and $\sqrt{140}$

If  $\frac{1}{5}a\ +\ 5\ \ge\ 21$  , which graph represents the solution to the inequality?

• 
• 
• 
• 

Simplify:

 $9-4\left(2m-5\right)-8m$  

•  $2m-25$  

•  $-16m-11$  

•  $-16m+4$  

•  $-16m+29$  

What is the solution to the following inequality?

 $-25<5x+5$  

•  $x>-6$  

•  $x<-6$  

•  $x>-4$  

•  $x<-4$  

Translate the algebraic equation into a verbal statement:

 $2x-8=\frac{x}{3}$  

• Eight less double a number is equal to the quotient of that number and three.

• Eight less than double a number is equal to the quotient of that number and three.

• Double a number less than eight is equal to the quotient of that number and three.

• Eight more than double a number is equal to the quotient of that number and three.

Evaluate  $\left(m\right)n^2-m$  when  $m=-4$   and  $n=6$  .

•  $-148$  

•  $-140$  

•  $-52$  

•  $-44$  

Which of the following real numbers is not a rational number?

• $\sqrt{9}$

• $0.81$

• $\sqrt{2}$

• $9.\overline{02}$

Look at the number line.

Which value could be represented by point D?

• $-\sqrt{282}$

• $-\sqrt{16.8}$

• $-\sqrt{254}$

• $-\sqrt{33.1}$