Question

If x=3, you=4
Find k
3x +5ky=20

Answer 1

ANSWER:

$k = \frac{11}{20}$

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STEP BY STEP EXPLANATION:

GIVEN->x=3;y=4

3x+5ky=20

3(3)+5k(4)=20

9+20k=20

20k=20-9

20k=11

$k = \frac{11}{20}$

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Answer 2

x=3 y=4

3(3) +5k(4) = 20

9+20k = 20

k=11/20