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Find the value of x for which 32four = 22x
waec-2018 ssce-exam-2018 waec-mathematics-2018 math
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Find the value of x for which 32four = 22x

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judziy
Asked by judziyrep:1.6K
University of Benin Nigeria
31 August 2020

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alberteinstein
Alberteinstein answeredrep:228
School not set Nigeria
31 August 2020
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32four = 22x

Convert both sides to base 10

3*41 + 2*40 = 2*x1 + 2*x0

3*4 + 2*1 = 2*x + 2*1

12 + 2 = 2x + 2

14 = 2x + 2

2x = 14 - 2

2x = 12

x = 12/2

x = 6

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