Answer:
ustee
Step-by-step explanation:
The other ones don't make sense if you insert them into that sentence
Answer: 
<u>Simplify both sides of the equation</u>
<u></u>
<u></u>
<u></u>
(Combine Like Terms)

<u>Subtract 2x from both sides</u>
<u></u>
<u></u>
<u></u>
<u>Divide both sides by 10</u>
<u></u>
<u></u>
<u></u>
<u></u>
<u></u>
Answer:
4
Step-by-step explanation:
If the gas tank holds 5 liters and you have 20 liters, then 20/5 = 4 times it will fill it up.
Answer:
-9
Step-by-step explanation:
This is just -3 * 3
=-9
Answer:
7.51
Step-by-step explanation:
the hundredth place is the place 2 after the decimal. if the number after that is 5 or more, you round the number up, and if it is four or less you round the number down. so, it would be 7.51