Question

find all pair integers whose difference is 5 and product is 234

Answer 1

try solve it this

x-y=5
xy=234

Answer 2

for the first equation can I solve for y or x first.
like: x=5/y ?

Answer 3

Solve for x in the first equation

Answer 4

\[x=5+y\]

Answer 5

now i plug that into my second equation

Answer 6

Yes

Answer 7

\[y ^{2}+5y-234=0 \]

Answer 8

now I factor it?

Answer 9

You got it...

Answer 10

factoring: (y+18) (y-13)
answer: y=-18 and 13

Answer 11

Thanks for your help!

Answer 12

Welcome..you knew it all the time