The third set is equivalent to
2x + y = 2
2x + y = -2
clearly inconsistent.
Trapezoidal Prism
It is a prism with 2 bases of shape trapezoid
3 packs of pencils ( 30 pencils)
5 packs of erasers (30 erasers)
It might be c. im not really sure, but that's what I got. sorry if its wrong...
You
hit the right target!
![\[\Huge\color{}\checkmark\]](https://tex.z-dn.net/?f=%5C%5B%5CHuge%5Ccolor%7B%7D%5Ccheckmark%5C%5D)
It is 9200
Just to be sure, substitute with x = 2 in the equation.