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The solution shown for the equation is incorrect. What is the correct​ solution? What is the​ error? (CHECK IMAGE BELOW FOR EQUATION) What is the​ error? A. The right side of the equation should be 6 after
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45 votes
45 votes
The solution shown for the equation is incorrect. What is the correct​ solution? What is the​ error?

(CHECK IMAGE BELOW FOR EQUATION)

What is the​ error?
A. The right side of the equation should be 6 after dividing each side by -4.
B. The right side of the equation should be 8 after subtracting -8 from each side.
C. The left side of the equation should be - r after dividing each side by -4.
D. The left side of the equation should be - 8+4r after distributing.

The solution shown for the equation is incorrect. What is the correct​ solution? What-example-1
User John Shepard
by
2.8k points

2 Answers

11 votes
11 votes
The answer is D.

Step by step explanation:

A negative times a negative is ALWAYS a positive. So -r * -4 = + 4r. Therefore, the correct solution to this equation is r = 6

Hope this helps! Let me know of you’re still confused about anything!
User Raviraj Jadeja
by
2.7k points
16 votes
16 votes
Answer is D

A negative times a negative is always a positive. For example, a -4 times -r is +4r.
User Rsgmon
by
2.9k points
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