Question

I need to know how I can solve this math question , can you help me

Answer 1

{
`y=-(1)/(4)x+5`
{
`y=x+2`

{
`y+(1)/(4)x=5`
`|*4`
{
`y-x=2`

{
`4y+x=20`
{
`y-x=2`
+______________

`5y=22`

{
`y=4(2)/(5)`
{
`4(2)/(5)-x=2`

{
`y=4(2)/(5)`
{
`x=2(2)/(5)`

:)