Answer:
10 weeks
Step-by-step explanation:
20x+50=250
First subtract 50 from both sides, which gives you 20x=200
then divide 20 from both sides which gives you x=10
Answer:
10
Step-by-step explanation:
divide each side by -4
5x-1=-49
5x=50
x=10
Answer:
1. D
2. B
3. idk
4. A
Step-by-step explanation:
Answer:
1/2
Step-by-step explanation:
The dimensions are cut in half ....scale factor 1/2
<u>Given</u>:
The given expression is 
We need to determine the equivalent expression.
<u>Equivalent expression:</u>
The equivalent expression can be determined by simplifying the given expression.
Thus, let us factor out the common term "mn" from the denominator.
Thus, we have;

Cancelling the common terms, we get;

Thus, the equivalent expression is 
Hence, Option c is the correct answer.