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Help me with number 8 pls

Help me with number 8 pls-example-1
User Noonand
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1 Answer

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RT = SW

RZ = 1/2 RT
RZ = 1/2 SW
2x + 5 = 1/2 (5x - 20)
2(2x + 5) = 5x - 20
4x + 10 = 5x - 20
-x = -30
x = 30

The value of x is 30
User PracticalGuy
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