PhiL288993 PhiL288993

30-10-2022
Mathematics

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Using the diagram below,determine the distance from X to D if XD=8x-6 and ZD=4x+30.

Using the diagram belowdetermine the distance from X to D if XD8x6 and ZD4x30 class=

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BrodeeE225874 BrodeeE225874

30-10-2022

8x - 6 = 4x + 30

solve for x

8x - 4x = 30 + 6

4x = 36

Divide both-side by 3

x = 9

XD= 8x - 6

substitute x = 9 in 8x - 6

XD = 8(9) - 6

=72 - 6

=66

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