Quiz about Key Terms Algebraic Expressions

Question 1

True or False: Expressions that are written differently but have the same value are called "equivalent expressions."

Accepted Answer

true

Answer

false

Question 2

Which algebraic expression best describes "7 times the sum of n and 8"

Accepted Answer

$$7\left(n+8\right)$$

Answer

$$\left(7\cdot n\right)+8$$

Answer

$$7+\left(n+8\right)$$

Answer

$$n\left(7+8\right)$$

Question 3

Are these expressions equivalent? $$7\left(3x+5\right)=21x+35$$

Accepted Answer

yes

Answer

no

Question 4

Question 4.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 5

Choose the MOST SIMPLIFIED VERSION

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 6

When multiplying a monomial and a polynomial, the key is ....

Accepted Answer

multiply the coefficients & add the exponents

Answer

add the coefficients & multiply the exponents

Answer

a nice, sharp pencil

Question 7

Simplify the expression HINT: Distribute the "3" first then multiply the monomials together.

Accepted Answer

$$24x^{15}y^{15}$$

Answer

$$6xy^6$$

Answer

$$5x^{13}y^9$$

Answer

$$24x^{27}y^{14}$$

Question 8

How do algebraic properties like distributive, associative, and commutative help simplify expressions and solve equations efficiently?

Accepted Answer

By allowing for the rearrangement of terms without changing the result

Answer

By making it easier to remember formulas

Answer

By introducing more variables into the equations

Answer

By increasing the complexity of the expressions

Key Terms Algebraic Expressions