Which expression is equivalent to (–2)(a + 6)?
(1 point)
Responses
–2a + 6
–2 a + 6
2a + 12
2 a + 12
–2a – 12
–2 a – 12
–2a + 12
–2 a + 12
The algebraic expression for the word phrase "6 times the difference of b and p" is 6(b - p).
The expression that is equivalent to (–2)(a + 6) is -2a - 12.
To which subsets of real numbers does the number –22 belong? Choose all subsets that apply.
(1 point)
Responses
whole numbers
whole numbers
rational numbers
rational numbers
integers
integers
irrational numbers
irrational numbers
natural numbers
natural numbers
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The subsets of real numbers that the number -22 belongs to are integers and rational numbers.
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(b – p)
6( b – p )
6 – bp
6 – bp
6bp
What is the simplified form of the expression?
Start Fraction 5 left-parenthesis 14 minus 2 right-parenthesis squared over 2 End Fraction
(1 point)
Responses
60
60
30
30
72
72
360
The simplified form of the expression is 30.
Evaluate u + xy, if u = 18, x = 10, and y = 8.
(1 point)
Responses
188
188
36
36
98
98
224
To evaluate u + xy, substitute the values of u, x, and y into the expression:
u + xy = 18 + (10)(8) = 18 + 80 = 98.
Therefore, the answer is 98.