Question

What is the value of the function y=1.3x+22 when x=-7?
y= -----------

Answer 1

`\rm y=1,3x+22 \\ y=1,3*(-7)+22 \\ y=22-9,1 \\\rm{ \bold{y=12,9}}`

Answer 2

`y=1.3x+22`


`y=1.3(-7)+22`


`y = 12.9`