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QRST is a rectangle. If RT = 3x – 8 and SQ = x + 16, find the value of x.

User Shalke
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2 Answers

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Wait, you actually do not need the area.
The two expressions for RT and SQ are equal since they are both diagonals. This means 3x-8=x+16
If you solve the equation above, you get x=12
User V P
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3x-8=×+16
3×=×+24
2x=24
x=12
User Patrick Chan
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