
= 4s - 21
First, simplify

to

/ Your problem should look like:
Second, multiply both sides by 2. / Your problem should look like:
Third, subtract 8s from both sides. / Your problem should look like:
Fourth, simplify s - 8s to -7s. / Your problem should look like:
Fifth, divide both sides by -7. / Your problem should look like:
Sixth, simplify

to

/ Your problem should look like:
Seventh, simplify

to 6. / Your problem should look like:

Answer:
s = 6
20/11=20 divided by 11
1.8181818181818...
Answer:
x < 11/4
Step-by-step explanation:
hope this is right!
Answer:
Each friend donates $10.
Step-by-step explanation:
If they keep 5% of all donations, 5% of $10 is $0.50 and you lose out on $2.50. With 5 friends, this equates to $10 per person.