31-08-2017
Mathematics

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Given CA=3x-4, AT=4x+1, and CT=32, find AT

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31-08-2017

Hello, I assume that CT is of course a line formed by lines CA and AT.

If you add CA and AT you get CT.

3x - 4 + 4x + 1 = 32

3x + 4x = 32 + 4 - 1

7x = 35

7x/7 = 35/7

x = 5

Plug in the value of 5

AT = 4(5)+1 = 20+1 = 21

Your answer is 21

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