Respuesta :
It's linear because the equation can be made into y=-x+18 which is a linear equation.
Hope this helps.
Hope this helps.
a linear equation has 1 for all exponents on the placeholders
aka the equation is first degree (aka the hightest exponent on placeholders=1) so
it is linear
aka the equation is first degree (aka the hightest exponent on placeholders=1) so
it is linear