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Original post by stoney22

The question is:

Given that x=5/9y+5 and y=5/5a-2

Find an expression for x in terms of a.

Give your expression as a single fraction in its simplest form.

Given that x=5/9y+5 and y=5/5a-2

Find an expression for x in terms of a.

Give your expression as a single fraction in its simplest form.

What have you tried and where is the question from? Can you upload an image?

(edited 2 years ago)

Fun question.

I think I did it a really inefficient way but here are some hints...

Substitute eq 2 into eq 1

Simplify

You end up with ? - 2 / 7a + ?

I think I did it a really inefficient way but here are some hints...

Substitute eq 2 into eq 1

Simplify

You end up with ? - 2 / 7a + ?

Original post by Maximus The 1st

Fun question.

I think I did it a really inefficient way but here are some hints...

Substitute eq 2 into eq 1

Simplify

You end up with ? - 2 / 7a + ?

I think I did it a really inefficient way but here are some hints...

Substitute eq 2 into eq 1

Simplify

You end up with ? - 2 / 7a + ?

only a year late

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