What is the length of AB 14 51 28 20

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asked Aug 27, 2023 31.5k views

1 vote

What is the length of AB
14
51
28
20

Mathematics
high-school

Anaximandro Andrade asked

by Anaximandro Andrade

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2 Answers

3 votes

Answer: 51

Explanation:

3x + 9 = 5x - 19

+ 19 + 19

3x +28 = 5x

- 3x -3x

28 = 2x

÷2 ÷2

14 = x

3x + 9

= 3(14) + 9

= 42 + 9

= 51

Yaakov answered Aug 29, 2023

by Yaakov

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2 votes

Answer:

Explanation:

The segments are indicated to be congruent.

$3x+9=5x-19 \\ \\ 9=2x-19 \\ \\ 2x=28 \\ \\ x=14 \\ \\ \implies AB=3(14)+9=51$

Jfhr answered Aug 31, 2023

by Jfhr

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2 Answers

Answer: 51

Explanation:

= 51

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