Question

Find a real number,k , such that the line
20x+ky-19=0
has y-intercept 13.

Answer 1

\[20x+ky-19=0 \]
\[ky=-20x+19\]
\[y=-\frac{20}{k}x +\frac{19}{k}\]
\[\frac{19}{k}=13\]
\[13k=19\]
Solve for k.

Answer 2

Thanks for your effort Aztec
I did the same but the online math zone says 1.46 is wrong wrong answer

Answer 3

can't you write it in the form of a fraction?

Answer 4

Why are you rounding it up?

Answer 5

Ok now
When I typed 19/13 I got the right answer

Answer 6

Thanks a lot Aztek

Answer 7

No worries.