Question

1.
Which is an example of an algebraic expression? (1 point)

4(3 + 8)
182
3 – a
21 • 4

2.
Which is an algebraic expression for 5 more than z? (1 point)

5z
z + 5
5z + 5
5 – z

3.
Which word phrase can be used to represent the algebraic expression 4(21 + n)? (1 point)

4 plus the sum of 21 and a number n
4 times the product of 21 and a number n
4 times the sum of 21 and a number n
4 less than the sum of 21 and a number n

4.
Which is an algebraic expression for the word phrase "8 less than the product of 12 an