Numerical Expressions

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the expression:

3x + 6 + 7x

• 10x + 6

• 21x + 6

• 16x

• 9x + 7

Identify the constant term of the expression 4n + 6 - 5n.

• 4

• 6

• n

• -5

• A

• B

• C

• D

A numeric expression is shown.

Which value is equivalent to the expression shown?

• 19

• −11

• 7

• −14

Which value is equivalent to the expression shown?

• 19

• −11

• 7

• −14

​ (a)   ​ (b)   are mathematical ​ (c)   containing only ​ (d)   and operation symbols.

• Numerical

• expressions

• sentences

• numbers

• Algebraic

• inequalities

• variables

​ Numerical ​ (a)   are mathematical ​sentences containing only ​ (b)   and operation symbols.

• expressions

• numbers

• Algebraic

• inequalities

• variables