Evaluating Algebraic Expressions

Evaluate 2x + 5(y - 1) when x = 8 and y = 5

• 20

• 31

• 36

• -4

Tags

CCSS.6.EE.A.2C

What are the coefficients in the expression
8a + b + 9?

• 8 only
• 1 and 8
• 8 and 9
• 1, 8, and 9

Tags

CCSS.6.EE.A.2B

Evaluate:
x - y - x² + (y² + x)
when x = -3 and y = -2

• -9
• 9
• -3
• -13

Tags

CCSS.6.EE.A.2C

 $Evaluate\ 9-\left(\frac{8}{a}+3\right)\ for\ a\ =2$  

• 2

• 8

•  $7\frac{2}{5}$  

• -4

Tags

CCSS.6.EE.A.2C

Evaluate the expression 

 $b^4\ -10b\ for\ b=3$  

• 213

• 6

• -18

• 51

Tags

CCSS.6.EE.A.2C

 $Evaluate\ \frac{9x^2}{a}\ for\ a\ =\ 9\ and\ x\ =\ 3\$  

• 6

• 9

• 81

• 27

Tags

CCSS.6.EE.A.2C

 $Evaluate\ 4c\ +\left(4d\ +3\right)^2\ for\ c=2\ and\ d=1$  

• 21

• 57

• 225

• 125

Tags

CCSS.6.EE.A.2C

 $Evaluate\ a^3b^2\ for\ a=2\ and\ b\ =6$  

• 72

• 96

• 288

• 216

Tags

CCSS.6.EE.A.2C

 $Evaluate\ \left(5x-1\right)\left(2x+3\right)\ for\ x=5$  

• 250

• 37

• 1512

• 312

Tags

CCSS.6.EE.A.2C

What is an algebraic expression?

• a letter or a symbol used to represent an unknown value

• an expression that contains numbers, operations, and one or more variables

• a specific number whose values does not change

Tags

CCSS.6.EE.A.2B