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iogann1982 [59]
2 years ago
7

Which step is incorrect and what is the correct answer?

Mathematics
1 answer:
Anit [1.1K]2 years ago
7 0

Answer:

Step 4, x = 3

Step-by-step explanation:

Step 4 was wrong, instead of 6x = 6, it should be 6x = 18. They shoudl've added 6 to both sides instead of subtracting 6 as ur trying to cancel out the 6 on the left side of the equation. So:

6x = 18

x = 3

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Find f(2) given f(x) = -3x^3 + x^2 – 3
aleksley [76]

Answer:

D

Step-by-step explanation:

f(x) = -3x^3 + x^2 – 3       f(2) means that wherever you see a x, put in a 2.

f(2)= -3(2)^3 + (2)^2 - 3

f(2) = -3*8 + 4 - 3

f(2) = - 24 + 1

f(2) = - 23

6 0
2 years ago
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Which answer choice shows 21.97 written in expanded form? A. 2 + 1 + 9 + 7 B. 20 + 1 + 0.9 + 0.7 C. 20 + 10 + 0.9 + 0.07 D. 20 +
Simora [160]

Answer:

20 + 1 + 0.9 + 0.07

Step-by-step explanation:

Given the number 21.97 ;

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Tens ___ Unit ____ tenth ____ hundredth

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1 = 1

9 = 0.9

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Hence,

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6 0
3 years ago
Kyle drives his truck 429 miles on 33 gallons of gas. How many miles can Kyle drive on 1 gallon of gas?
expeople1 [14]
Ratio and proportion

429 mi/33 gallon= x miles/ 1 gallon

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4 0
3 years ago
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Express as a trinomial.<br> (x-3)(3x+6)
Strike441 [17]

Answer:

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Step-by-step explanation:

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4 0
2 years ago
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