<span>6a^7-2a^7
=5a^7 ................combine like terms</span>
Answer:
262080
Step-by-step explanation:
262080 is the answer because 8 x 60 is 480 and 480 x 546 is 262080
sorry if it is wrong
The fourth option would be the answer.
Answer:
<h2>2.1 g</h2>
Step-by-step explanation:
The mass of a substance when given the density and volume can be found by using the formula
mass = Density × volume
From the question we have
mass = 0.70 × 3
We have the final answer as
<h3>2.1 g</h3>
Hope this helps you
Answer:

Step-by-step explanation:
In Q1 and Q2 we must make the proportion.



