Question

Write an expression at least 6 terms that is equal to 7x + y - 4

Answer 1

You can write each term in the given expression as the sum or difference of two terms:

`\begin{gathered} 7x=4x+3x \\ y=7y-6y \\ -4=-10+6 \end{gathered}`

Then, the next expression is ewual to the given expression:

`7x+y-4=4x+3x+7y-6y-10+6`