Question

Part E. Abigail needs to solve the system of equations below.

Answer 1

Given:

`\begin{gathered} 5x-3y=42 \\ 2x-y=10 \end{gathered}`

Abigail made a mistake at step 3. This should be:

`5x-6x+30=42`
`-x=42-30`
`-x=12`
`x=-12`