A)1) Which expression is equivalent to −2(a+6)
(1 point)
Responses
−2a+12
negative 2 A plus 12
2a+12
2 A plus 12
−2a+6
negative 2 A plus 6
−2a−12
negative 2 A minus 12
B)2) To which subsets of real numbers does the number -22 belong? Choose all subsets that apply. (1 point)
Responses
whole numbers
whole numbers
integers
integers
natural numbers
natural numbers
irrational numbers
irrational numbers
rational numbers
rational numbers
C)3) What is an algebraic expression for the following word phrase: "6 times the difference of b and p?" (1 point)
Responses
6b - p
6 b - p
6 - bp
6 - bp
6(b - p)
6( b - p )
6bp
6 bp
D)
4) What is the simplified form of the expression?
5(14−2)22
(1 point)
Responses
60
60
72
72
360
360
30
30
E)5) Evaluate u + xy, if u = 18, x = 10, and y = 8. (1 point)
Responses
36
36
188
188
98
98
224
4 answers
(1 point)
Responses
−2a+12
negative 2 A plus 12
2a+12
2 A plus 12
−2a+6
negative 2 A plus 6
−2a−12
(1 point)
Responses
whole numbers
whole numbers
rational numbers
rational numbers
integers
integers
irrational numbers
irrational numbers
natural numbers