07 Quiz 3A BJU

True or False: 7z - 9 = 12, if z = 3.

• True

• False

Write a numeric expression to model the word phrase:

the product of three and negative two

Write a numeric expression to model the word phrase:

the sum of four and seventeen

Write a numeric expression to model the word phrase:

the quotient of negative sixteen and eight

Write an algebraic expression for the word phrase:

two times n, minus negative three

Write an algebraic expression for the word phrase:

seven times the sum of a number and twelve

Use the Commutative Property of Multiplication to write an equivalent expression and simplify

(4 × 13) × 25

Use the Commutative Property of Addition to write an equivalent expression and simplify

52 + 19 + 8.

Write an algebraic expression for the word phrase:

Joy’s age if she is 7 years younger than her brother Robert

What does the varible represent in the word phrase:

Joy’s age if she is 7 years younger than her brother Robert