Algebra - Expressions & Word Problems

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

• algebraic expession

• variable

• term

• coefficient

A(n) _________ consist of one or more numbers, variables, and operations.

• numeric expression

• term

• variable

• algebraic expression

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

• 3(2 + 7) - 10

• 78 - 5 + 3

• 3x + 6

• 8(3) - 5 + 2

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

• variable

• term

• coefficient

• expression

How many terms are in the given expression?

5x - 2

• 6

• 5

• 3

• 2

Simplify the expression:

4(x - 3) + 12

• 4x - 12

• 4x

• 4x-3

• 4x + 24

Simplify 6(x + -2)

• 6x - 12

• 6x + 2

• 4x

• 6x - 2

Simplify by combining like terms:

5a + 2b - 3a + 4

• 8a + 2b +4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Use distributive property to expand this expression:

2(8x + 7)

• 16x + 14

• 10x + 9

• 16x + 9

• 30x

Find the equation that is equivalent to 8(x + 4)

• 4(2x + 1)

• 8x + 32

• 4x + 4 + 4x

• 2(4x + 2)