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Q is the midpoint of PR. If PQ = 8x+11 and QR = 14x-1, what is the value of x?

User Mehdzor
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1 Answer

2 votes

Answer:

x=2

Explanation:

PQ =QR if Q is the midpoint

8x+11 = 14x-1

Subtract 8x from each side

8x+11 -8x = 14x-1-8x

11 = 6x-1

Add 1 to each side

11+1 = 6x-1+1

12 = 6x

Divide each side by 6

12/6 = 6x/6

2 =x

User Ernest Sadykov
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5.3k points