If 5p-7q=70, what is the value of #p/7-q/5#?

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I am having a hard time solving this. Also, can you give me a simple, fast way to answer this question?

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Answer 1 · 2017-06-20T03:07:57

the value of #p/7 - q/5# is #2#.

Start by isolating one of the variables.

#5p = 70 + 7q#

#p = 14 + 7/5q#

If we divide both sides by #7#, we get:

#p/7 = 14/7 + (7/5q)/7#

#p/7 = 2 + q/5#

#p/7 - q/5 = 2#

The problem is solved.

Hopefully this helps!