What is the simplified form of the expression?
7m2 + 6.5n – 4n + 2.5m2 – n
(1 point)
Responses
9.5m2 + 1.5n
9.5 m 2 + 1.5 n
4.5m2 + 1.5n
4.5 m 2 + 1.5 n
1.5m2 – 4.2n
1.5 m 2 – 4.2 n
9.5m2 – 1.5n
The simplified form of the expression is 9.5m2 + 1.5n.
Simplify the following expression:
2(6x + 18)
(1 point)
Responses
–12x + 36
–12 x + 36
8x + 20
8 x + 20
6x + 36
6 x + 36
12x + 36
The simplified form of the expression is 12x + 36.
What is the product?
2 • (–7)
(1 point)
Responses
–9
–9
–2
–2
–14
–14
14
The product of 2 • (–7) is –14.
Which property is illustrated by the statement? equation
(1 point)
Responses
Associative Property of Addition
Associative Property of Addition
Commutative Property of Multiplication
Commutative Property of Multiplication
Inverse Property of Multiplication
Inverse Property of Multiplication
Commutative Property of Addition
The property illustrated by the statement "equation" cannot be determined without additional information.
Which property is illustrated by the statement? 2-(-3 over 9) = (-3 over 9)2
(1 point)
Responses
Associative Property of Addition
Associative Property of Addition
Commutative Property of Multiplication
Commutative Property of Multiplication
Inverse Property of Multiplication
Inverse Property of Multiplication
Commutative Property of Addition
The property illustrated by the statement "2-(-3 over 9) = (-3 over 9)2" is the Commutative Property of Multiplication.
Which property is illustrated by the statement?
8 + 3.4 = 3.4 + 8
(1 point)
Responses
Associative Property of Addition
Associative Property of Addition
Inverse Property of Multiplication
Inverse Property of Multiplication
Commutative Property of Addition
Commutative Property of Addition
Inverse Property of Addition