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22-09-2021
Mathematics

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HELP PLEASE this is literally so hard

HELP PLEASE this is literally so hard class=

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Аноним Аноним

22-09-2021

XY + YZ = XZ

or, 4+4x+5 = 5x+6

or, 4+5-6 = 5x-4x

or, 3 = x

Therefore, XZ = 5x+6 = [5(3)+6] cm = 21 cm

The answer is 21 cm.

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