Answer:
B
Step-by-step explanation:
We are given that Expression One is:

And Expression Two is:

We are given that the value of Expression Two is 20,000 times greater than the value of Expression One. And we want to find the value of <em>y.</em> In other words:

We can divide both sides by four:

Recall that:

Therefore:

Divide both sides by 10ˣ:

Solve for <em>y: </em>
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Our answer is B.
Answer:
3
Step-by-step explanation:
I'm not sure how to explain without pictures, I apologize.
Answer:
7.78
Step-by-step explanation:
Answer:
2m + 3 I think.
Step-by-step explanation:
4m - 2m = 2m. So just put that in the equation now and poof. 2m + 3
X + 9/7 = 10
- 9/7 -9/7
___________
x = 8 2/7