Question

An expression is given: 9x-7y-6x Write an equivalent expression by combining like terms.

Answer 1

3x-7y

Explanation:

9x and 6x are like terms

We subtract 6x from 9x because it is a negative

9x-6x= 3x

7y is also negative that's why the answer is 9x-7y

But you can also do -7y + 3x

It doesn't matter it's still the same

Hope this helps!

Answer 2

`3x-7y`

Explanation:

`9x-7y-6x`

`9x+-7y+-6x`

`9x+-6x+-7y`

`3x+-7y`