Answer:

Step-by-step explanation:
<u><em>The correct question is</em></u>
1x10 to the fifth power over 4x10 to the negative fourth power given on scientific notation
we know that
To divide two numbers in scientific notation, divide their coefficients and subtract their exponents.
we have

Answer:
Step-by-step explanation:
The solution to this system of equation is (4, 10)
13. Is 18
15. Is 86
17 is 5
19 is 15
21 is 24
23 is 29
Distributive property: 5y-3y-6
Combine like terms: 2y-6
So there's your answer