Variables and Expressions Algebra

Evaluate 6a x b + 2c if a = 3, b = 10, and c = 7

• 19

• 194

• 180

• 14

Tags

CCSS.6.EE.A.2C

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Tags

CCSS.7.EE.A.1

A _____________ is a symbol, usually a letter that stands for a number. 

• coefficient

• algebraic expression

• variable

• term

Tags

CCSS.6.EE.A.2B

Which of the following is an example of an algebraic expression?

• 3(2 + 7) - 10

• 78 - 5 + 3

• 3x + 6y

• 8(3) - 5 + 2

Tags

CCSS.6.EE.A.2B

Simplify the expression:
1/4(12x - 4)

• 3x + 1

• 48x - 16

• 4x + 1

• 3x - 1

Tags

CCSS.6.EE.A.3

Simplify the expression:
3x - 5(-2 + 4x)

• -17x + 10

• 23x - 10

• -17x - 10

• 23x + 10

Tags

CCSS.6.EE.A.3

Simplify this expression:

4.6x - 5.3x + 10.2y + 9 - 7.6

• 0.7x + 10.2y +16.6

• -9.9x + (-10.2y) + 1.4

• -0.7x +10.2y 16.6

• -0.7x + 10.2y + 1.4

Tags

CCSS.7.EE.A.1

A(n) __________________ consists of one or more numbers, variables, and operations. 

• numeric expression

• term

• variable

• algebraic expression

Tags

CCSS.6.EE.A.2B

A(n) __________________ is a number and/or variable that is separated by addition or subtraction. 

• variable

• term

• coefficient

• expression

Tags

CCSS.6.EE.A.2B

A ______________ is a number multiplied by a variable. 

• term

• variable

• coefficient

• numerical expression

Tags

CCSS.6.EE.A.2B