If JK = 3x + 16, KL = 18x 5, and JL = 19x + 19, what is JK?

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asked Jul 16, 2023 8.3k views

2 votes

If JK = 3x + 16, KL = 18x 5, and JL = 19x + 19, what is JK?

Mathematics
high-school

Mabiyan asked

by Mabiyan

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2 Answers

4 votes

3x+16+18x+5=19x+19
21x+21=19x+19
-19 -19
21x+2=19x
-21x -21x
2=-2x
Divide by -2.
-1=x
Substitute-1 for x in the equation JK=3x+16
JK=3(-1)+16
JK=-3+16
JK=13

Hope this helps.

AnD answered Jul 17, 2023

by AnD

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4 votes

What is KL as there is nothing next to 18x?

TheWebGuy answered Jul 22, 2023

by TheWebGuy

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