Answer:
-2a²
Step-by-step explanation:
The question is 2a × -a
This means 2a(-a)
= -2×(a×a)
=-2(a²)
=-2a²
Answer:
1/3
Step-by-step explanation:
It would be $2.6 (or $2.60) per pound.
Let us cross multiply.
5/9=10/x
9 x 10= 5x
90=5x
90 <u />÷ 5= 5x <span>÷ 5
18=x
So, the answer is 18. I hope this helped you, since I just learned cross multiplication last week.</span>
Answer:
450
Step-by-step explanation:
Multiply the length (30) by the width (15)
30x15=450
