
//Add 6 to both sides:

//Multiply by -1 on both sides:

Multiply by 3 on both sides:

Divide by 4 on both sides:

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Answer: x = 15 (Answer C)-----------------------------------------
G because the first jelly bean was put back so it doesn't matter.
The third data table accurately represents data in the histogram.
If you draw the histogram, it looks like in the .jpeg image enclosed with this answer.