Question

Is (–9, 7) a solution to this system of inequalities?

x + y ≤ –7
7x − 4y > –4

Answer 1

No

Explanation:

`7x-4y>-4`

`7(-9)-4(7)>-4`

`(-63)-(28)>-4`

`(-91)>-4`

`(-9,7)` is not a solution to the system of inequality