Y=(x-4)/2x-11x+28
y=(x/2x)-(4/2x)-11x+28
y=0.5x-2x-11x-28
1. subtract like terms
2. add 28 on both sides
3. so on and so forth...
Answer:
10%
Step-by-step explanation:
60% + 30%=90%
so they have 10%of the original amount left.
X-the $5 bills
y-the $10 bills
x+y=20
5x+10y=120
It's a system.
A unit area measurement equal to a square measuring one meter on each side