3b) What is the length of segment ST? 3a) R, S, and T are collinear. S is between R and T. If RS = 3x + 7, ST = 4x - 3, and RT = 5x + 12, then find ST

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asked Apr 1, 2021 44.8k views

5 votes

3b) What is the length of segment ST?

3a) R, S, and T are collinear. S is between R and T.
If RS = 3x + 7, ST = 4x - 3, and RT = 5x + 12,
then find ST

Mathematics
college

Carr asked

by Carr

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Answer:

ST=13

Explanation:

3x + 7 +4x - 3= 5x + 12

7x+4=5x+12

2x+4=12

2x=8

x=4

plug 4 into x for ST

Radzio answered Apr 6, 2021

by Radzio

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