Yes she did my dude she really did
Answer:
Hope this helps
Step-by-step explanation:
x ≤ −1
- <em>combined mass in scientific notation can be written as</em> 97.2× kg
- Scientific notation can be regarded as a way of writing very large as well as very small numbers.
Mars of mass= (6.42x kg )
Mercury= (3.3x kilograms)
Then we add together
(6.42x )+ (3.3x) kilograms.
= 9.45 × kilograms
Therefore, combined mass in scientific notation can be written as 97.2× kg
Learn more at : brainly.com/question/1705769?referrer=searchResults
Answer: no solution
Step-by-step explanation:
2x2=4x-7
4x=4x−7
0=−7
Since 0=−7 is false, the answer is no solution.