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Salsk061 [2.6K]
Answer:
14x^2 - 21
Step-by-step explanation:
The area is
7 * (2x^2 -3)
Distribute
7*2x^2 -7*3
14x^2 - 21
Answer:
a
Step-by-step explanation:
Please mark brainliest
Answer:
(2, -6)
Step-by-step explanation:
5n^2+20n-60
(5n+30)(n-2)
5n + 30 = 0
5n = -30
(5n = -30)/5
n = - 6
n - 2 = 0
n = 2
answer: (2, -6)
The even integer between them is their average value, -88/2 = -44.
Your two integers are -45 and -43.
The answer is: " 340 " . There are 340 nickels in 17 dollars.
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Explanation:
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There are 20 nickels in one dollar.
Since 1 dollar = $1.00 = 100 cents ; and:
1 nickel = 5 cents
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(5 cents)*x = 100 cents ; solve for "x" ; x = the number of nickels in 1 dollar;
Divide each side of the equation by "5 cents" ;
[(5 cents)*x] / (5 cents) = (100 cents) / (5 cents) ;
to get:
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x = 20 .
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There are 20 nickels in one (1) dollar.
20 nickels * 17 dollars = number of nickels in 17 dollars.
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20 * 17 = 340 nickels in 17 dollars.
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The answer is: " 340 " . There are 340 nickels in 17 dollars.
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