What is the product?
4.3(–2.9)
(1 point)
12.47
–12.47
7.74
–5.22
The product of 4.3 and -2.9 is -12.47.
What is the simplified form of the following expression?
three-fifths cubed
(1 point
twenty-seven-one hundred twenty-fifths
152
3,375
one hundred twenty-five-twenty-sevenths
The simplified form of "three-fifths cubed" is 27/125.
Which word phrase can you use to represent the algebraic expression 6y?
(1 point)
6 less than a number y
the sum of 6 and a number y
the product of 6 and a number y
the quotient of a number y and 6
The word phrase "the product of 6 and a number y" can be used to represent the algebraic expression 6y.
Using the formula r equals d over t, where d is the distance in miles, r is the rate, and t is the time in hours, at which rate must you travel to cover 212.5 miles in 2.5 hours?
(1 point)
71 mph
106 mph
150 mph
85 mph
To find the rate at which you must travel to cover 212.5 miles in 2.5 hours, you can divide the distance by the time in the formula r = d/t.
r = 212.5 miles / 2.5 hours = 85 mph
Therefore, the rate at which you must travel to cover the given distance in the given time is 85 mph.
What is the simplified form of the following expression?
–(8n – 5v)
(1 point)
–8 n + 5 v
8n + 5v
8 n – 5 v
–8n – 5v
The simplified form of the expression –(8n – 5v) is –8n + 5v.
What is the simplified form of the following expression?
12[62 ÷ (52 – 42) + 7]
(1 point)
12.6
195
33.8
132