Question

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.

Answer 1

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!

Answer 2

Answer is D

A negative times a negative is always a positive. For example, a -4 times -r is +4r.