Chapter 4 Study Guide

 Which number is RATIONAL?

What is the value of x when -3x + 7x =-12

•  $-3$  

•  $-\frac{6}{5}$  

•  $3$  

•  $\frac{4}{7}$  

 $\left\{\left(3,2\right),\left(6,2\right),\left(7,3\right),\left(8,4\right)\right\}$  

What is the range of the function below?

•  $\left\{2,3,4\right\}$  

•  $\left\{7,3,8,4\right\}$  

•  $\left\{3,-6,7,8\right\}$  

•  $\left\{3,2,-6,2\right\}$  

What is the solution to this system of equations?

 $2y=4$  
 $-x=-3$  

• $\left(2,3\right)$

• $\left(-3,2\right)$

• $\left(3,2\right)$

• $\left(-3,4\right)$

What is the solution to the system of equations?

 $x=y+4$  

 $2x-3y=-2$  

•  $\left(6,10\right)$  

•  $\left(9,5\right)$  

•  $\left(10,6\right)$  

•  $\left(14,10\right)$  

Which set of points lies on the graph of the function?

• {(0,0), (1,1), and (2,2)}

• {(1,1), (1,2), and (2,3)}

• {(0,0), (-1,1), and (1,2)}

• {(0,0), (-1,1), and (1,-1)}

Given  $F=\frac{9}{5}C\ +32$ , the conversion formula for Fahrenheit to Celsius, solve for C. 

•  $C=\frac{5}{9}\left(F-32\right)$  

•  $C=\frac{9}{5}\left(F-32\right)$  

•  $C=\frac{9}{5}\cdot\frac{F}{32}$  

•  $C=\frac{5}{9}\cdot\frac{F}{32}$  

 $5y^6$  

Which portion of the expression is the coefficient?

• $5$

• $y$

• $6$

• $5y^6$

The graph of the function is shown. f(3)=

• $-2$

• $0$

• $2$

• $5$

Which graph models the equation below?
 $3x+2y=6$  

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