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Using the given information, find the sum of each arithmetic series. 12. a, = 6 d = 7 n = = 12 S 12
1 answer:
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The length of UV is 11.
Solution:
UV = 2x - 13
VW = -18 + 2x
UW = 17
UV + VW = UW
2x - 13 - 18 + 2x = 17
4x - 31 = 17
Add 31 on both sides.
4x - 31 + 31 = 17 + 31
4x = 48
Divide by 4 on both sides.
x = 12
UV = 2x - 13
= 2(12) - 13
= 24 - 13
UV = 11
The length of UV is 11.