Answer:
length= 42
width = 7
Step-by-step explanation:
roast beef=$6 per sandwich
ham=$5 per sandwich
−2=−2x^3
10x3= 3x2−20x−6=(10x3⋅(3x2))(−20x−6)=−600x6−180x5x2=−600x6−180x5−2x⋅(2x2)=−4x3−2x⋅x2=−2x^3
−2=−2x3
2x^2=−2x^3
