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If PQ = 9x, QR = 11x - 18, and PR = 19x -6, what is QR
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If PQ = 9x, QR = 11x - 18, and PR = 19x -6, what is QR

If PQ = 9x, QR = 11x - 18, and PR = 19x -6, what is QR-example-1
User DMJ
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PQ + QR = PR
9x + 11x - 18 = 19x - 6
20x - 18 = 19x - 6
20x - 19x = -6 + 18
x = 12

QR = 11x - 18 = 11*12 - 18 = 132 - 18 = 114
User Bharti Rawat
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